Acronym | | Definition | Topics | External Links | |
P/F |
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Poll / Final bit |
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P/H/A |
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Phreakers / Hackers / Anarchists |
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P2P |
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Peer-to-Peer |
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P2P |
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Person to Person |
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P2P |
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Physical to Physical (sometimes as P to P) |
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P2V |
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Physical to Virtual (sometimes as P to V) |
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P3 |
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Platform for Personal Privacy |
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P3P |
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Platform for Privacy Preferences (project) |
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PA |
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Physical Address |
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PA |
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Power Alarm |
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PA |
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Precision Architecture (RISC) |
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PA |
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Predictive Analytics |
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PA |
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Program Address |
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PA |
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Public Address |
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PAA |
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Peer Access Approved |
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PAAS |
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Platform as a Service (usually as PaaS) |
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PABX |
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Private Automatic Branch Exchange |
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PAC |
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Point-And-Click |
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PAC |
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Privilege Access Certificate |
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PACCEPT |
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Presentation Accept |
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PACE |
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Priority Access Control Enabled |
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PACE |
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Program for Arrangement of Cables and Equipment |
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PACS |
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Personal Access Communications System |
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PACS |
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Physical Access Control System |
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PACS |
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Picture Archiving and Communication System |
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PACT |
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Prefix Access Code Translator |
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PAD |
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Packet Assembler / Disassembler |
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PAD |
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Portable Application Description |
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PAD |
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Public Access Device |
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PADES |
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PDF Advanced Electronic Signature (usually as PAdES) |
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PADSX |
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Partially Automated Digital Signal Cross - Connect |
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PAE |
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Peer Access Enforcement |
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PAE |
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Physical Address Extension |
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PAEB |
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Pan - American EDIFACT Board |
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PAG |
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Phreaks Against Geeks |
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PAGODA |
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Profile Alignment Group for Office Document Architecture |
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PAL |
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Paradox Application Language |
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PAL |
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Phase Alternating Line |
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PAL |
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Programmable Array Logic |
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PAL |
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Publication Access List |
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PAM |
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Pluggable Authentication Module |
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PAM |
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Pulse Amplitude Modulation |
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PAN |
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Peripheral Area Network |
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PAN |
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Personal Account Number |
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PAN |
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Personal Area Network |
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PAN |
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Primary Account Number |
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PANI |
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Pseudo Automatic Number Identification |
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PANS |
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Pretty Advanced New Stuff |
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PAP |
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Password Authentication Protocol |
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PAP |
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Practical Applications of Prolog |
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PAP |
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Printer Access Protocol |
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PAPAG |
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Phreaks Against Phreaks Against Geeks |
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PAR |
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Peak-to-Average Ratio |
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PAR |
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Positive Acknowledgment with Retransmission |
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PARADISE |
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Piloting A Researcher's Directory Service in Europe (European X.500 deployment project) |
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PARC |
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Palo Alto Research Center |
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PARC |
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Per Antenna Rate Control |
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PAS |
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Public Announcement Service |
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PAS |
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Public Available Standards |
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PAS |
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Publicly Available Specification |
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PASI |
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Production, Availability, Shipments, Inventory |
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PAT |
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Power Alarm Test |
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PATA |
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Parallel Advanced Technology Attachment |
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PATS |
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Parameterized Abstract Test Suite |
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PAX |
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Private Automatic Exchange |
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PB |
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Pacific Brigade |
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PBB |
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Provider Backbone Bridges |
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PBBTE |
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Provider Backbone Bridge Traffic Engineering (sometimes as PBB-TE) |
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PBB-TE |
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Provider Backbone Bridge Traffic Engineering |
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PBC |
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Peripheral Bus Computer |
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PBC |
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Processor Bus Controller |
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PBD |
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Pacific Bell Directory |
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PBD |
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Physical Block Device |
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PBDA |
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Protected Broadcast Driver Architecture |
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PBEM |
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Play By e-Mail (usually as PBeM) |
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PBNI |
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Pacific Bell Network Integration |
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PBP |
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Picture By Picture |
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PBT |
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Performance Based Testing |
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PBT |
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Provider Backbone Transport |
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PBX |
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Private Branch Exchange |
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PBX |
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Public Branch Exchange |
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PC |
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Personal Computer |
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PC |
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Politically Correct |
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PC |
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Primary Center |
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PC |
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Priority Control |
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PC |
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Production Control |
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PC |
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Protocol Control |
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PCA |
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Parallel Channel Adapter |
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PCA |
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Personal Communications Attendant |
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PCA |
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Policy Certification Authority |
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PCA |
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Principal Component Analysis |
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PCAMI |
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Personal Computing Asset Management Institute |
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PCB |
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Printed Circuit Board |
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PCB |
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Process Control Block |
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PCCIP |
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President's Commission on Critical Infrastructure Protection |
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PCD |
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Page Cache Disable (pins) |
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PCDA |
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Program Controlled Data Acquisition |
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PC-DOS |
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Personal Computer Disk Operating System |
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PCE |
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Presentation Connection Endpoint |
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PCEI |
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Presentation Connection Endpoint Identifier |
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PCEO |
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Personal Computer Enhancement Operation |
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PCEP |
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Presentation Connection EndPoint |
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PCH |
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Parallel CHannel |
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PCI |
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Payment Card Industry |
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PCI |
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Peripheral Component Interconnect / Peripheral Component Interface |
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PCI |
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Presentation Context Identifier |
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PCI |
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Protocol Control Information |
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PCIA |
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Personal Communications Industry Association |
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PCL |
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Printer Control Language |
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PCM |
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Plug Compatible Manufacturer |
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PCM |
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Product Capacity Manager |
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PCM |
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Profit Contribution Margin |
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PCM |
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Pulse Code Modulation |
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PCMCIA |
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Personal Computer Memory Card International Association |
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PCMM |
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People (management) Capability Maturity Model |
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P-CMM |
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People (management) Capability Maturity Model |
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PCN |
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Personal Communications Network |
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PCNN |
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Pulse Coded Neural Network |
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PCO |
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Peg Count and Overflow |
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PCO |
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Point of Control and Observation |
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PCOIP |
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Personal Computer over Internet Protocol (usually as PCoIP) |
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PCONNECT |
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Presentation Connect |
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PCPM |
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Programmable Call Progress Monitoring |
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PCR |
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Peak Cell Rate |
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PCR |
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Personal Computer Rats |
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PCR |
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Platform Configuration Register |
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PCR |
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Post Call Ratio |
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PCR |
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Program Clock Reference |
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PCRE |
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Perl-Compatible Regular Expression |
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PCS |
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Personal Communications Service |
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PCS |
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Personal Conferencing Standard |
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PCS |
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Plastic Clad Silica |
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PCSA |
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Personal Computer System Architecture |
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PCSN |
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Private Circuit - Switching Network |
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PCT |
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Private Communications Transport (protocol) |
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PCTE |
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Portable Common Tool Environment |
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PCTR |
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Protocol Conformance Test Report |
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PCTV |
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Program Controlled TransVerters |
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PCU |
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Packet Control Unit |
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PCVD |
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Plasma-activated Chemical Vapor Deposition |
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PCWG |
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Personal Conferencing Work Group |
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PD |
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Packetization Delay |
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PD |
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Page Directory |
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PD |
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Peripheral Decoder |
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PD |
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Physical Delivery |
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PD |
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Product Development |
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PD |
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Public Domain |
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PDA |
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Personal Digital Assistant |
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PDA |
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Public Display of Affection |
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PDAD |
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Proposed Draft ADdendum |
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PDAM |
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Proposed Draft AMendment |
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PDAU |
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Physical Delivery Access Unit |
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PDB |
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Palm DataBase |
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PDB |
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Program DataBase |
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PDC |
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Primary Domain Controller |
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PDC |
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Programme Delivery Control (ETSI EN 300 231) |
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PDD |
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Platform Device Driver (layer) |
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PDES |
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Product Data Exchange Standard |
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PDF |
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Portable Data File (as in PDF 417, 2D-barcode format) |
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PDF |
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Portable Document Format |
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PDF |
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Power Distribution Frame |
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PDF |
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Printer Definition File |
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PDF |
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Probability Density Function |
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PDH |
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Plesiochronous Digital Hierarchy |
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PDI |
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Power and Data Interface |
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PDIF |
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Product Definition Interchange Format |
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PDISP |
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Proposed Draft International Standardized Profile |
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PDL |
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Page Description Language |
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PDM |
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Product Data Management |
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PDM |
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Product Development Management |
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PDM |
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Program Development Manager |
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PDM |
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Pulse Duration Modulation |
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PDN |
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Public Data Network |
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PDO |
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PHP Data Objects |
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PDP |
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Page Directory Pointer |
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PDP |
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Parallel Data Processor |
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PDP |
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Peripheral Data Processing |
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PDQ |
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Pretty Damn Quick / Pretty Darn Quick |
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PDS |
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Packet Driver Specification |
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PDS |
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Parallel Data Structure |
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PDS |
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Partitioned DataSet |
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PDS |
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Physical Delivery Service |
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PDS |
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Plant Design System |
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PDS |
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Premises Distribution System |
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PDS |
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Processor Direct Slot |
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PDSP |
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Peripheral Data Storage Processor |
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PDSP |
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Programmable Digital Signal Processor |
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PDTR |
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Proposed Draft Technical Report |
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PDU |
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Packet Data Unit / Protocol Data Unit |
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PE |
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(Win32) Portable Executable |
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PE |
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Peripheral Equipment |
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PE |
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Public Enemy |
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PEAP |
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Protected Extensible Authentication Protocol |
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PEB |
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PCM Expansion Bus |
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PECC |
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Product Engineering Control Center |
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PED |
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Portable Electronic Device |
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PEDI |
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Protocol for Electronic Data Interchange |
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PEG |
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Protocol Expert Group |
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PEG |
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Public, Educational, and Governmental |
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PEGI |
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Pan European Game Information |
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PEL |
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Picture Element |
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PEM |
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Privacy Enhanced Mail |
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PEN |
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Poly-Ethylene Naphthalate |
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PEN |
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Public Electronic Network |
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PEP |
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Packet Exchange Protocol |
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PEP |
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Packetized Ensemble Protocol |
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PEP |
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Performance Enhancement Package |
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PEP |
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Personal Enrichment Program |
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PEP |
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Platform Environment Profile |
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PEP |
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Protocol Extension Protocol |
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PEPM |
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Partial Evaluation and semantics-based Program Manipulation |
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PEPY |
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Presentation Element Parser, YACC |
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PER |
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Packed Encoding Rules |
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PERFMON |
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Performance Monitor |
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PERL |
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Practical Extraction and Reporting Language |
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PERT |
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Program Evaluation and Review Technique |
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PES |
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Packetized Elementary Stream |
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PET |
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Positron Emission Tomography |
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PETAL |
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Pearl Template Attribute Language |
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PETS |
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Parameterized Executable Test Suite |
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PF |
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Parity Flag |
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PF |
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Poll / Final (bit) |
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PFA |
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Predictive Failure Analysis |
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PFEP |
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Programmable Front - End Processor |
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PFI |
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Pay For Inclusion |
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PFM |
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Pulse Frequency Modulation |
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PFP |
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Pay For Performance |
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PFPU |
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Processor Frame Power Unit |
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PFS |
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Page Free Space |
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PFS |
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Perfect Forward Secrecy |
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PG |
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Peripheral Gateway |
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PGA |
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Pin Grid Array (socket) |
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PGA |
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Professional Graphics Adapter |
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PGI |
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Parameter Group Identifier |
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PGL |
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Peer Group Leader (ATM Forum) |
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PGML |
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Precision Graphics Markup Language |
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PGP |
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Pretty Good Privacy |
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PH |
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Packet Handler |
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PH |
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Parity High (bit) |
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PHA |
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Phreakers / Hackers / Anarchists |
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PHACT |
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Phreakers / Hackers / Anarchists / Cyberpunks / Technologists |
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PHAT |
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Physically Attractive |
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PHAT |
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Pretty Hot And Tempting |
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PHB |
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Per-Hop Behavior |
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PHD |
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Phreak / Hacker Destroyers (usually as PhD) |
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PHI |
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Protected Health Information |
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PHIGS |
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Programmer Hierarchical Interactive Graphics System |
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PHP |
|
PHP Hypertext Preprocessor (originally known as Personal Home Page) |
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PHPTAL |
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PHP Hypertext Preprocessor Template Attribute Language |
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PHUK |
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Phreak/Hack, United Kingdom (sometimes as P-H-UK and P/H-UK) |
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PHUN |
|
Phreaker Hacker Underground Network |
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PI |
|
Parameter Identifier |
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PI |
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Peripherals Interface |
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PI |
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Personal Information |
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PI |
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Physical Inventory |
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PI |
|
Pirate Incorporated |
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PI |
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Principal Investigator |
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PI |
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Private Investigator |
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PI |
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Processing Instruction |
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PI |
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Protocol Identifier |
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PI |
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Protocol Interpreter |
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PIA |
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Peripheral Interface Adapter |
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PIA |
|
Plug-In Administrator |
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|
|
|
PIC |
|
Personal Identification Code |
|
|
|
|
|
PIC |
|
Plastic Insulated Cable |
|
|
|
|
|
PIC |
|
Polyolefin Insulated Cable |
|
|
|
|
|
PIC |
|
Primary Independent Carrier |
|
|
|
|
|
PIC |
|
Primary Interexchange Carrier |
|
|
|
|
|
PIC |
|
Programmable Interrupt Controller |
|
|
|
|
|
PICNIC |
|
Problem In Chair, Not In Computer |
|
|
|
|
|
PICS |
|
Platform for Internet Content Selection |
|
|
|
|
|
PICS |
|
Plug-in Inventory Control System |
|
|
|
|
|
PICS |
|
Protocol Implementation Conformance Statement |
|
|
|
|
|
PID |
|
Proportional Integral Differential |
|
|
|
|
|
PID |
|
Proprietary Information Disclosure |
|
|
|
|
|
PID |
|
Protection Identifier |
|
|
|
|
|
PID |
|
Protocol IDentifier |
|
|
|
|
|
PIDL |
|
Pointer to an Identifier List |
|
|
|
|
|
PIE |
|
Personal Interactive Electronics |
|
|
|
|
|
PIF |
|
Phase Interface Fading |
|
|
|
|
|
PIF |
|
Program Information File (usually as .PIF) |
|
|
|
|
|
PIFT |
|
Protocol Interbank File Transfer |
|
|
|
|
|
PII |
|
Personally Identifiable Information |
|
|
|
|
|
PIM |
|
Personal Information Manager |
|
|
|
|
|
PIM |
|
Platform Independent Model |
|
|
|
|
|
PIM |
|
Port Interface Module |
|
|
|
|
|
PIM |
|
Processor In Memory / Processing In Memory |
|
|
|
|
|
PIM |
|
Protocol Independent Multicast |
|
|
|
|
|
PIMDM |
|
Protocol Independent Multicast Dense Mode |
|
|
|
|
|
PIM-DM |
|
Protocol Independent Multicast Dense Mode |
|
|
|
|
|
PIMP |
|
Personal Internet Mail Processor |
|
|
|
|
|
PIMSM |
|
Protocol Independent Multicast Sparse Mode |
|
|
|
|
|
PIM-SM |
|
Protocol Independent Multicast Sparse Mode |
|
|
|
|
|
PIN |
|
Personal Identification Number |
|
|
|
|
|
PINE |
|
Program for Internet News and E-mail |
|
|
|
|
|
PING |
|
Packet InterNet Groper |
|
|
|
|
|
PIO |
|
Programmed Input/Output |
|
|
|
|
|
PIP |
|
P Internet Protocol |
|
|
|
|
|
PIP |
|
Packet Interface Port |
|
|
|
|
|
PIP |
|
Picture In Picture |
|
|
|
|
|
PIPE |
|
Primary Integrated Platform Environment |
|
|
|
|
|
PIPEDA |
|
Personal Information Protection and Electronic Documents Act |
|
|
|
|
|
PIR |
|
Protocol Independent Routing |
|
|
|
|
|
PITA |
|
Pain In The Ass |
|
|
|
|
|
PITR |
|
Product Inter-operation Test Report |
|
|
|
|
|
PITS |
|
Pie In The Sky |
|
|
|
|
|
PIU |
|
Path Information Unit |
|
|
|
|
|
PIV |
|
Personal Identity Verification (FIPS 201) |
|
|
|
|
|
PIXEL |
|
Picture Element |
|
|
|
|
|
PIXIT |
|
Protocol Implementation Extra Information for Testing |
|
|
|
|
|
PJL |
|
Printer Job Language |
|
|
|
|
|
PJTF |
|
Portable Job Ticket Format |
|
|
|
|
|
PK |
|
Platform Kit |
|
|
|
|
|
PK |
|
Primary Key |
|
|
|
|
|
PKA |
|
Private-Key Access |
|
|
|
|
|
PKC |
|
Public-Key Cryptography |
|
|
|
|
|
PKCS |
|
Public Key Certificate Standard |
|
|
|
|
|
PKCS |
|
Public Key Crypto System |
|
|
|
|
|
PKCS |
|
Public Key Cryptographics Standard |
|
|
|
|
|
PKE |
|
Public Key Encryption |
|
|
|
|
|
PKI |
|
Public Key Infrastructure |
|
|
|
|
|
PKL/M |
|
Physical Kernel Layer / Manager |
|
|
|
|
|
PKLM |
|
Physical Kernel Layer / Manager |
|
|
|
|
|
PKM |
|
Personal Content Management |
|
|
|
|
|
PL |
|
Parity Low (bit) |
|
|
|
|
|
PL |
|
Physical Layer |
|
|
|
|
|
PL |
|
Presentation Layer |
|
|
|
|
|
PL |
|
Private Line |
|
|
|
|
|
PL/1 |
|
Programming Language / 1 |
|
|
|
|
|
PL/M |
|
Programming Language for Microcomputers |
|
|
|
|
|
PLA |
|
Programmed Logic Array |
|
|
|
|
|
PLB |
|
Picture-Level Benchmark |
|
|
|
|
|
PLC |
|
Power Line Carrier |
|
|
|
|
|
PLC |
|
Programmable Logic Controller |
|
|
|
|
|
PLC |
|
Project Life Cycle |
|
|
|
|
|
PLCC |
|
Plastic Leadless Chip Carrier |
|
|
|
|
|
PLCP |
|
Physical Layer Convergence Procedure / Physical Layer Convergence Protocol |
|
|
|
|
|
PLD |
|
Phase Lock Demodulator |
|
|
|
|
|
PLD |
|
Programmable Logic Device |
|
|
|
|
|
PLDI |
|
Programming Language Design and Implementation |
|
|
|
|
|
PLE |
|
Public Local Exchange |
|
|
|
|
|
PLILP |
|
Programming Language, Implementations, Logics and Programs |
|
|
|
|
|
PLL |
|
Phase Locked Loop |
|
|
|
|
|
PLM |
|
Product Lifecycle Management |
|
|
|
|
|
PLMK |
|
Please Let Me Know |
|
|
|
|
|
PLOU |
|
Physical Layer Overhead Unit |
|
|
|
|
|
PLP |
|
Packet Layer Protocol / Procedure |
|
|
|
|
|
PLPA |
|
Pageable Link Pack Area |
|
|
|
|
|
PLS |
|
Physical Layer Signaling |
|
|
|
|
|
PLS |
|
Programmable Logic Sequencer |
|
|
|
|
|
PLSAP |
|
Physical Layer Service Access Point |
|
|
|
|
|
PLU |
|
Primary Logical Unit |
|
|
|
|
|
PLV |
|
Production-Level Video |
|
|
|
|
|
PM |
|
[MPE] Priviledged Mode |
|
|
|
|
|
PM |
|
[OS/2] Presentation Manager |
|
|
|
|
|
PM |
|
Performance Management |
|
|
|
|
|
PM |
|
Peripheral Module |
|
|
|
|
|
PM |
|
Phase Modulation |
|
|
|
|
|
PM |
|
Physical Medium |
|
|
|
|
|
PM |
|
Plant Management |
|
|
|
|
|
PM |
|
Private Message |
|
|
|
|
|
PM |
|
Project Management |
|
|
|
|
|
PM |
|
Protocol Machine |
|
|
|
|
|
PMA |
|
Performance Measurement Analysis |
|
|
|
|
|
PMA |
|
Physical Medium Attachment |
|
|
|
|
|
PMAC |
|
Packet Media Access Controller / Peripheral Module Access Controller |
|
|
|
|
|
PMBX |
|
Private Manual Branch Exchange |
|
|
|
|
|
PMC |
|
Private Military Contractor |
|
|
|
|
|
PMD |
|
Physical Medium Dependent (Sublayer) / Physical Media Dependent (Sublayer) |
|
|
|
|
|
PMD |
|
Polarization Mode Dispersion |
|
|
|
|
|
PMD |
|
PostMaster Daemon (usually as pmd) |
|
|
|
|
|
PME |
|
(PCI) Power Management Enable |
|
|
|
|
|
PMF |
|
Parameter Management Frames |
|
|
|
|
|
PMFJI |
|
Pardon Me For Jumping In |
|
|
|
|
|
PMI |
|
Physical Medium Independent (Sublayer) |
|
|
|
|
|
PMI |
|
Private Memory Interconnect |
|
|
|
|
|
PMIGBOM |
|
Put Mind In Gear Before Opening Mouth |
|
|
|
|
|
PMJI |
|
Pardon Me, Jumping In / Pardon My Jumping In |
|
|
|
|
|
PMK |
|
Pairwise Master Key |
|
|
|
|
|
PML4 |
|
Page Map Level 4 |
|
|
|
|
|
PMMU |
|
Paged Memory Management Unit |
|
|
|
|
|
PMN |
|
Performance Monitoring |
|
|
|
|
|
PMP |
|
Point to MultiPoint |
|
|
|
|
|
PMP |
|
Preventative Maintenance Package |
|
|
|
|
|
PMP |
|
Project Management Professional |
|
|
|
|
|
PMS |
|
Pantone Matching System |
|
|
|
|
|
PMS |
|
Public Message Service |
|
|
|
|
|
PMT |
|
Packet-Mode Terminal |
|
|
|
|
|
PMT |
|
Page Map Table |
|
|
|
|
|
PMT |
|
Photo Multiplier Tube |
|
|
|
|
|
PMU |
|
Power Management Unit |
|
|
|
|
|
PMU |
|
Precision Measurement Unit |
|
|
|
|
|
PMX |
|
Packet Multiplexer |
|
|
|
|
|
PMX |
|
Private Message Exchange |
|
|
|
|
|
PN |
|
Personal Name |
|
|
|
|
|
PN |
|
Positive Notification |
|
|
|
|
|
PNA |
|
Private Network Adapter |
|
|
|
|
|
PNAP |
|
Private Network Access Point |
|
|
|
|
|
PNB |
|
Pacific Northwest Bell |
|
|
|
|
|
PNC |
|
Personal Number Calling |
|
|
|
|
|
PND |
|
Present Next Digit |
|
|
|
|
|
PNG |
|
Portable Network Graphics |
|
|
|
|
|
PNIC |
|
Physical Network Interface Card |
|
|
|
|
|
PNIC |
|
Private Network Identification Code |
|
|
|
|
|
PNNI |
|
Private Network-Node Interface / Private Network-to-Network Interface |
|
|
|
|
|
PNP |
|
Plug and Play / Plug N Play (usually as PnP) |
|
|
|
|
|
PNPN |
|
Positive - Negative - Positive - Negative (devices) |
|
|
|
|
|
PNS |
|
Perceptual Noise Substitution |
|
|
|
|
|
PO |
|
Privacy Officer |
|
|
|
|
|
PO |
|
Purchase Order |
|
|
|
|
|
POA |
|
[Java] Portable Object Adapter |
|
|
|
|
|
POAC |
|
Probe Origin Authentication Check |
|
|
|
|
|
POB |
|
Peripheral Order Buffer |
|
|
|
|
|
POC |
|
Point Of Contact |
|
|
|
|
|
POC |
|
Policy Oversight Committee |
|
|
|
|
|
POC |
|
Proof Of Concept (sometimes as PoC) |
|
|
|
|
|
POC |
|
Push-to-talk over Cellular (usually as PoC) |
|
|
|
|
|
POCE |
|
Pantone Open Color Environment |
|
|
|
|
|
POCO |
|
Plain Old CLR Object |
|
|
|
|
|
POD |
|
Piece Of Data |
|
|
|
|
|
POD |
|
Plain Old Documentation |
|
|
|
|
|
PODC |
|
Principles Of Distributed Computing |
|
|
|
|
|
PODS |
|
Plain Old Data Structures |
|
|
|
|
|
POE |
|
Personally Owned Equipment |
|
|
|
|
|
POE |
|
Power over Ethernet (usually as PoE) |
|
|
|
|
|
POF |
|
Programmable Operator Facility |
|
|
|
|
|
POH |
|
Path OverHead |
|
|
|
|
|
POI |
|
Point Of Interest |
|
|
|
|
|
POI |
|
Point Overhead Indicator |
|
|
|
|
|
POJO |
|
Plain Old Java Object |
|
|
|
|
|
PON |
|
Passive Optical Network |
|
|
|
|
|
PONO |
|
Plain Old .NET Object |
|
|
|
|
|
PONSI |
|
Program On Non-collegiate Sponsored Instruction |
|
|
|
|
|
POODLE |
|
Padding Oracle On Downgraded Legacy Encryption (attack) |
|
|
|
|
|
POOR |
|
Protectors Of Our Rights |
|
|
|
|
|
POP |
|
Point Of Presence |
|
|
|
|
|
POP |
|
Post Office Protocol |
|
|
|
|
|
POP |
|
Programmable Option Select |
|
|
|
|
|
POP3 |
|
Post Office Protocol version 3 [RFC 1939] |
|
|
|
|
|
POPL |
|
Principles Of Programming Languages |
|
|
|
|
|
POS |
|
Packet Over SONET |
|
|
|
|
|
POS |
|
Point Of Sale |
|
|
|
|
|
POS |
|
Point Of Service |
|
|
|
|
|
POSA |
|
Pattern-Oriented Software Architecture (often as POSA1 or POSA2) |
|
|
|
|
|
POSC |
|
Petrotechnical Open Software Corporation |
|
|
|
|
|
POSE |
|
Palm Operating System Emulator |
|
|
|
|
|
POSH |
|
Plain Old Semantic HTML |
|
|
|
|
|
POSI |
|
Promoting OSI |
|
|
|
|
|
POSIX |
|
Portable Operating System Interface eXtension |
|
|
|
|
|
POST |
|
Power On Self Test |
|
|
|
|
|
POT |
|
Point Of Termination |
|
|
|
|
|
POTS |
|
Plain Old Telephone Service |
|
|
|
|
|
POTUS |
|
President of the United States |
|
|
|
|
|
POV |
|
Point Of View |
|
|
|
|
|
POWER |
|
Performance Optimized With Enhanced RISC |
|
|
|
|
|
PP |
|
Parallel Port |
|
|
|
|
|
PP |
|
Post Pay |
|
|
|
|
|
PP |
|
Pre Pay |
|
|
|
|
|
PPA |
|
Printing Performance Architecture |
|
|
|
|
|
PPA |
|
Privacy Protection Act |
|
|
|
|
|
PPA |
|
Professional Prepress Alliance |
|
|
|
|
|
PPAPI |
|
Pepper Plugin Application Programming Interface |
|
|
|
|
|
PPC |
|
Pay Per Click / Pay Per Click-through |
|
|
|
|
|
PPC |
|
Program - to - Program Communication / Peer - to - Peer Communication |
|
|
|
|
|
PPCI |
|
Presentation Protocol Control Information |
|
|
|
|
|
PPD |
|
Peripheral Pulse Distributor |
|
|
|
|
|
PPD |
|
Postscript Printer Description (file) |
|
|
|
|
|
PPDU |
|
Presentation Protocol Data Unit |
|
|
|
|
|
PPF |
|
Print Production Format |
|
|
|
|
|
PPI |
|
Pixels Per Inch (usually as ppi) |
|
|
|
|
|
PPIC |
|
Phose-Phree-Inner-Circle |
|
|
|
|
|
PPL |
|
Pay Per Lead |
|
|
|
|
|
PPM |
|
Pages Per Minute (usually ppm) |
|
|
|
|
|
PPM |
|
Pages Per Month |
|
|
|
|
|
PPM |
|
Parts Per Million |
|
|
|
|
|
PPM |
|
Presentation Protocol Machine |
|
|
|
|
|
PPM |
|
Principal Period Maintenance |
|
|
|
|
|
PPM |
|
Pulse Position Modulation |
|
|
|
|
|
PPN |
|
Private Packet Network |
|
|
|
|
|
PPN |
|
Project-Programmer Number / Programmer Project Number / Project Program Number |
|
|
|
|
|
PPOPP |
|
Principles and Practice Of Parallel Programming |
|
|
|
|
|
PPP |
|
Point-to-Point Protocol |
|
|
|
|
|
PPP/MP |
|
Point-to-Point Protocol / Multilink Protocol |
|
|
|
|
|
PPPMP |
|
Point-to-Point Protocol Multilink Protocol |
|
|
|
|
|
PPQN |
|
Pulses Per Quarter-Note (MIDI) |
|
|
|
|
|
PPR |
|
Parallel Protocol Request |
|
|
|
|
|
PPS |
|
Packets Per Second |
|
|
|
|
|
PPS |
|
Pay Per Sale |
|
|
|
|
|
PPS |
|
Product Performance Surveys |
|
|
|
|
|
PPS |
|
Public Packet Switching |
|
|
|
|
|
PPS |
|
Pulses Per Second |
|
|
|
|
|
PPSDN |
|
Public Packet - Switched Data Network |
|
|
|
|
|
PPSN |
|
Public Packet - Switched Network |
|
|
|
|
|
PPSU |
|
Personal Printer Spooling Utility |
|
|
|
|
|
PPTM |
|
Protocol Profile Testing Methodology |
|
|
|
|
|
PPTP |
|
Point-to-Point Tunneling Protocol |
|
|
|
|
|
PQ |
|
Priority Queuing |
|
|
|
|
|
PQA |
|
Palm Query Application |
|
|
|
|
|
PQFP |
|
Plastic Quad Flat Package (socket) |
|
|
|
|
|
PR |
|
Permanent Resident |
|
|
|
|
|
PR |
|
Prepare |
|
|
|
|
|
PR |
|
Public Relations |
|
|
|
|
|
PRA |
|
Parabolic Reflector Antenna |
|
|
|
|
|
PRA |
|
Primary Rate Access |
|
|
|
|
|
PRAM |
|
Parameter Random Access Memory |
|
|
|
|
|
PRB |
|
Packet Receive Buffer |
|
|
|
|
|
PRB |
|
Program Request Block |
|
|
|
|
|
PRCA |
|
Puerto Rico Communications Authority |
|
|
|
|
|
PRD |
|
Product Requirements Document |
|
|
|
|
|
PRD |
|
Production Rule Dialect |
|
|
|
|
|
PRDMD |
|
Private Directory Management Domain |
|
|
|
|
|
PRE |
|
Prefix |
|
|
|
|
|
PREFUSE |
|
Presentation Refuse |
|
|
|
|
|
PREMIS |
|
PREMises Information System |
|
|
|
|
|
PREVIS |
|
Previsualization |
|
|
|
|
|
PRG |
|
Purge |
|
|
|
|
|
PRI |
|
(ISDN) Primary Rate Interface |
|
|
|
|
|
PRID |
|
PRotocol IDentifier |
|
|
|
|
|
PRM |
|
Protocol Reference Model |
|
|
|
|
|
PRMD |
|
Private Mail Domain / Private Management Domain |
|
|
|
|
|
PRML |
|
Partial-Response, Maximum-Likelihood |
|
|
|
|
|
PRN |
|
Printer |
|
|
|
|
|
PROGRES |
|
PROgramming with Graph REwriting Systems |
|
|
|
|
|
PROLOG |
|
PROgramming in LOGic (programming language) |
|
|
|
|
|
PROM |
|
Programmable Read-Only Memory |
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PROMATS |
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PROgrammable MAgnetic Tape System |
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PROMELA |
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Process Meta Language |
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PROTECTIP |
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Preventing Real Online Threats to Economic Creativity and Theft of Intellectual Property |
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PROTECT-IP |
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Preventing Real Online Threats to Economic Creativity and Theft of Intellectual Property |
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PROTEL |
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PRocedure Oriented Type Enforcing Language |
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PRS |
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Personal Response System |
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PRTC |
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Puerto Rico Telephone Company |
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PRTM |
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Printing Response Time Monitor |
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PRTSC |
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Print Screen (usually as PrtSc) |
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PS |
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Parametric Stereo |
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PS |
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Personal System |
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PS |
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PlayStation (game console) |
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PS |
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PostScript |
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PS |
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Presentation Service |
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PS |
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Print Server |
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PS |
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Professional Services |
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PS |
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Program Store |
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PS |
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Proposed Standard |
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PS/2 |
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(IBM) Personal System/2 |
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PS2 |
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PlayStation 2 (game console) |
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PSA |
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Professional Services Automation |
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PSA |
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Public Service Announcement |
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PSAP |
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Presentation Service Access Point |
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PSAP |
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Public Safety Answering Point |
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PSC |
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Position Specialty Code |
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PSC |
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Prime Service Contractor |
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PSC |
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Print Server Control |
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PSC |
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Protection Switching Circuit |
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PSC |
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Public Safety Calling system |
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PSC |
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Public Service Commission |
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PSD |
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Power Spectral Density |
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PSD |
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Protection Switching Duration |
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PSDC |
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Public Switched Digital Capability |
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PSDN |
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Packet-Switched Data Network / Public Switched Data Network |
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PSDS |
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Public Switched Digital Service |
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PSDU |
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Presentation Service Data Unit |
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PSE |
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Packet Switch Exchange |
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PSE |
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Power Series Expansion |
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PSEC |
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Picosecond (one trillionth of a second) |
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PSEL |
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Presentation Selector |
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PSF |
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Permanent Swap File |
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PSF |
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Python Software Foundation |
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PSH |
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Push (flag) |
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PSI |
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Packet Switching Interface |
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PSI |
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Performance Summary Interval |
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PSI |
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Performance Systems International |
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PSI |
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Pounds per Square Inch |
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PSI |
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Process to Support Interoperability |
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PSI |
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Programmable Serial Interface |
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PSIA |
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Physical Security Interoperability Alliance |
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PSIU |
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Packet Switch Interface Unit |
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PSK |
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Phase-Shift Keying |
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PSK |
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Pre-Shared Key |
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PSL |
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Portable Standard Lisp |
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PSL |
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Public Software Library (often as PsL) / Public (software) Library |
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PSM |
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(SQL) Persistent Stored Modules |
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PSM |
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Packet Service Module |
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PSM |
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Phase Shift Modulation |
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PSM |
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Platform Specific Model |
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PSM |
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Position Switching Module |
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PSN |
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Packet Switched Network / Packet Switching Node / Private Switched Network / Public Switched Network |
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PSO |
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Pending Service Order |
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PSP |
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Presentation Services Process |
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PSP |
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Program Segment Prefix |
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PSP |
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Python Server Pages |
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PSPDN |
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Packet Switched Public Data Network |
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PSRG |
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Privacy and Security Research Group |
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PSS |
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Packet Switch Stream |
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PSS |
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Packet Switched Services |
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PSS |
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Packet-switched Streaming Service |
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PSS |
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Performance Support Systems |
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PSS |
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Professional Software Services |
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PST |
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Pacific Standard Time |
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PST |
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Pre-Structured Technology (development process) |
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PSTN |
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Public Switched Telephone Network |
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PSU |
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Portable Storage Unit / Program Storage Unit |
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PSU |
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Power Supply Unit |
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PSVI |
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Post Schema Validation Infoset |
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PSW |
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Process Status Word |
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PSW |
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Program Status Word |
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PSWAC |
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Public Safety Wireless Advisory Committee |
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PT |
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Page Table |
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PT |
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Pass Through |
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PT |
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Payload Type |
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PT |
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Please Token |
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PT |
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Program Timer |
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PTA |
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Personal Telecommunications Assistant |
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PTAN |
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Performance Testing Alliance for Networks |
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PTAT |
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Private Trans Atlantic Telecommunications |
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PTB |
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Powers That Be |
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PTC |
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Part Time Crackers |
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PTC |
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Public Telephone Companies |
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PTE |
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Packet Transport Equipment |
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PTE |
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Path Terminating Entity |
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PTE |
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Path Terminating Equipment |
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PTF |
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Program Temporary Fix |
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PTG |
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Physical Technology Group |
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PTI |
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Payload Type Identifier |
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PTK |
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Pairwise Transient Key |
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PTL |
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Pirates That Live |
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PTL |
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Praise The Lord |
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PTM |
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Pulse Time Modulation |
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PTN |
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Personal Telecommunications Number / Personal Telephone Number |
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PTNX |
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Private Telecommunications Network eXchange |
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PTO |
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Paid Time Off |
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PTO |
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Public Telephone Operator |
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PTP |
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Picture Transfer Protocol |
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PTP |
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Point - To - Point |
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PTR |
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Pointer |
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PTS |
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Position and Trunk Scanner |
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PTS |
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Profile Test Specification |
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PTS |
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Protocol Type Selection |
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PTSE |
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PNNI Topology State Element (ATM Forum) |
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PTSP |
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PNNI Topology State Packet |
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PTT |
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Postal Telegraph and Telephone / Post, Telegraph and Telephone |
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PTT |
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Push to Talk |
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PTTXAU |
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Public TeleTex Access Unit |
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PTW |
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Primary Translation Word |
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PTX |
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Performance Toolbox |
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PTXAU |
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Public Telex Access Unit |
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PTZ |
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Pan, Tilt and Zoom (camera) |
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PU |
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Physical Unit |
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PUBEK |
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Public Endorsement Key |
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PUC |
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Peripheral Unit Controller |
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PUC |
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Public Utility Commission |
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PUCP |
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Physical Unit Control Point |
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PUK |
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Personal Unblocking Key |
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PUP |
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PARC Universal Packet (protocol) |
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PUP |
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Potentially Unwanted Program (aka Spyware / Adware / Malware) |
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PURL |
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Persistent Uniform Resource Locators |
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PUS |
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Potentially Unwanted Software (aka Spyware / Adware / Malware) |
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PV |
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Page View |
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PV |
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Parameter Value |
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PV |
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PhotoVoltaic |
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PVC |
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Permanent Virtual Channel / Permanent Virtual Circuit |
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PVC |
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Polyvinyl Chloride |
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PVCC |
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Permanent Virtual Channel Connection |
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PVE |
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Player versus Environment (usually as PvE) |
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PVN |
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Private Virtual Network |
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P-VOL |
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Primary Volume |
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PVP |
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Player versus Player (usually as PvP) |
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PVPC |
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Permanent Virtual Path Connection |
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PVR |
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Personal Video Recorder |
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PVS |
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Prototype Verification System |
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PVT |
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Permanent Virtual Terminal |
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PWD |
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Present Working Directory (UNIX Command) |
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PWE3 |
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Pseudo Wire Edge to Edge Emulation |
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PWI |
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Public Windows Interface |
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PWM |
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Pulse Width Modulation |
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PWS |
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Peer Web Service |
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PWS |
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Performance Work Statement |
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PWS |
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Personal Web Server |
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PWT |
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Page Write - Through (pins) |
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PXE |
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Preboot eXecution Environment |
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PXP |
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Packet eXchange Protocol |
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