The Hacker Acronym & Abbreviation Knowledgebase v2.14

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Acronym		Definition	Topics	External Links
D		Data channel (ISDN)
D/A		Digital to Analog
D/L		Download
DA		Data Available
DA		Desk Accessory
DA		Destination Address
DA		Digital Audio
DA		Directory Assistance
DAA		Data Access Arrangement
DAAC		Distributive Active Archive Center
DAC		Digital-to-Analog Converter
DAC		Discretionary Access Control
DAC		Dual Attachment Concentrator
DACC		Directory Assistance Call Completion
DACD		Directory Access Control Domain
DACI		Driver, Approver, Contributors, and Informed
DACL		Discretionary Access Control List
DACS		Digital Access Cross-connect System
DACS		Directory Assistance Charging System
DAD		Direct Access to Data
DAD		Draft Addendum
DADC		Digital Audio Disc Corporation
DADS		Dictionary of Algorithms and Data Structures
DAEMON		Disk And Execution Monitor
DAF		Directory Authentication Framework
DAF		Distributed Application Framework
DAFS		Direct Access File System
DAG		Defense Agencies Group
DAIS		Distributed Automatic Intercept System
DAISY		Digital Accessible Information System
DAK		Data Acknowledge
DAL		Data Access Language / Data Access Line
DAM		Data Access Manager
DAM		Digital Asset Management
DAMA		Data Assigned Multiple Access / Demand Assigned Multiple Access
DAML		DARPA Agent Markup Language
DAN		Departmental Area Network
DAO		Data Access Objects
DAO		Directory Assistance Operator
DAP		Data Access Page
DAP		Data Access Protocol
DAP		Developer Assistance Program
DAP		Directory Access Protocol
DAP		Document Application Profile
DAP		Dynamic Application Partitioning
DAPE		Distributed Application Processing Environment
DAPHNE		Document Application Processing in a Heterogeneous Network Environment
DAPIE		Developer Application Programming Interface Extensions
DARC		Division Alarm Recording Center
DARFC		Ducking And Running For Cover
DARPA		Defense Advanced Research Projects Agency
DART		(Microsoft) Diagnostics and Recovery Toolkit (usually as DaRT)
DART		Data Access and Retrieval Technologies (group)
DARTNET		Defense Advanced Research Testbed Network (usually as DARTnet)
DARU		DAIS Audio Response Unit
DAS		Device Access Software
DAS		Direct Attached Storage
DAS		Directory Assistance System
DAS		Disk Array Subsystem
DAS		Distributor And Scanner
DAS		Dual Attachment Station / Dual-Attached Station
DAS		Dynamically Assigned Sockets
DASD		Direct Access Storage Device
DASH		Dell Advanced SCSI Host
DASP		Digital Assisted Service Program
DASS		Design Automation Standards Subcommittee
DASS		Distributed Authentication Security Service
DASWDT		Distributor And Scanner Watch Dog Timer
DAT		Digital Audio Tape
DAT		Direct Access Transport
DAT		Duplicate Address Test
DAT		Dynamic Address Translation
DATTA		District Attorneys' Technology Theft Association
DAV		Data Above Voice
DAV		Digital Audio-Video (connector)
DAV		Distributed Authoring and Versioning
DAVE		Do Anything Very Easily
DAVIC		Digital Audio-Visual Council
DAX		Developer API eXtensions
DB		Database
DB		Decibel (usually as dB)
DBA		Adjusted Decibel
DBA		DataBase Administrator
DBA		Digital Business Architecture
DBA		Doing Business As
DBAC		DataBase Administration Center
DBAS		DataBase Administration System
DBC		DataBase Creator
DBC		Digital Business Center
DBCC		[SQL Server] Database Console Command / Database Consistency Checker
DBCS		Double - Byte Character Set
DBD		DataBase Descriptor
DBF		Dynamic Beam Forming
DBIT		Delivery (confirmation) Bit
DBM		DataBase Manager
DBMS		DataBase Management System
DBOD		Distribution Board of Directors
DBR		Deterministic Bit Rate (aka CBR)
DBRM		DataBase Request Module
DBS		DataBase Service
DBS		Direct Broadcast Satellite
DBS		Duplex Bus Selector
DBTG		DataBase Task Group
DBX		Digital Branch Exchange
DC		(modem) Data Compression
DC		Data Cartridge
DC		Direct Current
DC		Disconnect Confirm
DC		Domain Controller
DC		Dublin Core
DCA		Defense Communications Agency
DCA		Digital Communications Associates, Inc.
DCA		Document Content Architecture
DCAA		Defense Contract Audit Agency
DCAA		Dual Call Auto Answer
DCAF		Distributed Console Access Facility
DCAM		Distributed Computing Application Management
DCB		Data Control Block
DCB		Directory Cache Buffer
DCB		Disk Coprocessor Board
DCC		Data Collection Computer
DCC		Data Communications Channel
DCC		Data Country Code
DCC		Digital Content Creation
DCC		Digital Customer Center
DCCP		Datagram Congestion Control Protocol (RFC 4340)
DCD		Data Carrier Detect (signal)
DCDC		Data Center Design Consultant
DCE		Data Circuit-terminating Equipment
DCE		Data Communications Equipment
DCE		Distributed Computing Environment
DCEC		Defense Communications Engineering Center
DCE-RPC		Distributed Computing Environment Remote Procedure Call
DCF		Data Communications Function
DCF		Design rule for Camera File system
DCF		Distributed Coordination Function
DCF		Distributive Computing Facility
DCH		D Channel Handler
DCHSDPA		Dual Cell High-Speed Downlink Packet Access
DC-HSDPA		Dual Cell High-Speed Downlink Packet Access
DCI		Direct-Coupled Interlock
DCI		Display Control Interface
DCIU		Data Communications Interface Unit
DCL		Data Control Language
DCL		Digital Command Language
DCL		Digital Costas Loops
DCLU		Digital Carrier Line Unit
DCM		Differential Changed Map (page)
DCM		Digital Carrier Module
DCM		Dynamic Case Management
DCMI		Dublin Core Metadata Initiative
DCMS		Distributed Call Measurement System
DCMU		Digital Concentrator Measurement Unit
DCN		Data Communications Network
DCN		Declaration Control Number
DCO		Device Configuraiton Overlay
DCOM		Distributed Component Object Model
DCP		Demand for Critical Parts
DCP		Device Color Profile
DCP		Digital Communications Protocol
DCP		Duplex Central Processor
DCPR		Detailed Contuing Property Record (PICS/DCPR)
DCPSK		Differential Coherent Phase Shift Keying
DCR		Direct Current Resistance
DCS		Data Circuit Switches
DCS		Defense Collaboration Services
DCS		Defined Context Set
DCS		Desktop Color Separation
DCS		Desktop Color System
DCS		Digital Cross-connect System
DCS		Distributed Computing System
DCT		Digital Carrier Trunk
DCT		Discrete Cosine Transform
DCTN		Defense Commercial Telecommunications Network
DCTS		Dimension Custom Telephone Service
DCUA		(The) Definitive Computer Underground Archives
DD		Data Definition
DD		Depacketization Delay
DD		Double Density
DDA		Digital Dealers Association
DDA		Disk Drive Adapter
DDA		Domain Defined Attribute
DDAP		Digital Distribution of Advertising for Publications
DDB		Distributed DataBase
DDBMS		Distributed DataBase Management System
DDC		Dewey Decimal Classification (system)
DDC		Direct Department Calling
DDC		Display Data Channel (1/2B standards)
DDCF		Distributed Document Component Facility
DDCMP		Digital Data Communications Messaging Protocol
DDD		Direct Distance Dialing
DDE		Dynamic Data Exchange
DDEML		Dynamic Data Exchange Management Library
DDF		Data Description File
DDFA		DTC Device File Access (Utilities)
DDFII		Data Description File for Information Interchange
DDGL		Device Dependent Graphics Layer
DDH		Digital Distributed Hardware
DDI		Device Driver Interface
DDI		Direct Dialing In
DDIF		Digital Document Interchange Format
DDK		Device Driver Kit
DDL		Data Definition Language / Data Description Language / Database Definition Language
DDM		Distributed Data Management
DDN		Defense Data Network / Defense Department Network
DDN-NIC		Defense Data Network Network Information Center
DDNS		Dynamic Domain Naming System
DDOS		Distributed Denial of Service (usually as DDoS)
DDOV		Digital Data Over Voice
DDP		(SCTP) Direct Data Placement (RFC 5043)
DDP		Datagram Delivery Protocol
DDP		Direct Distribution Panel
DDP		Distributed Data Processing
DDR		Data descriptive Record
DDR		Dial-on-Demand Routing
DDR		Double Data Rate (SDRAM) / Dual Data Rate (SDRAM)
DDRSDRAM		Dual Data Rate Synchronous Dynamic Random Access Memory
DDR-SDRAM		Dual Data Rate Synchronous Dynamic Random Access Memory
DDS		Dataphone Digital Service / Digital Dataphone Service
DDS		Digital Data Service / Digital Data System
DDS		Digital Data Storage
DDS		Digital Distributed Software
DDS		Document Distribution Service
DDT		DEC Debugging Tape
DDTP		Deaf and Disabled Telecommunications Program
DDU		Direct Deployment Unit
DDVT		Dynamic Data Visualization (development) Tool
DDX		Distributed Data eXchange
DE		Discard Eligibility
DEA		[U.S.] Drug Enforcement Administration
DEA		Data Encryption Algorithm
DEB		Directory Entry Block
DEBIES		DDAP Electronic Business Information Exchange Specification
DEC		Digital Equipment Corporation
DECA		DirecTV Ethernet Coaxial Adapter
DECDNS		Digital Equipment Corporation Distributed Name Service (usually as DECdns)
DECMCC		Digital Equipment Corporation Management Control Center (usually as DECmcc)
DECNET		Digital Equipment Corporation Network architecture (usually as DECnet)
DECT		Digital Enhanced Cordless Telecommunications (formerly Digital European Cordless Telecommunications)
DECUS		Digital Equipment Computer User Society
DEERS		Defense Enrollment and Eligibility Reporting System
DEF		Direct Equipment Failure
DEI		Drop Eligible Indicator
DEK		Data Encryption Key
DEL		Delete (DOS)
DEMA		Data Entry Management Association
DEMPR		Digital Equipment Corporation MultiPort Repeater
DEN		Directory-Enabled Networking
DENIAL		Don't Even Notice I Am Lying
DEP		Data Execution Prevention
DEPBA		Digital Exchange Pirate Board Alliance
DER		Distinguished Encoding Rules
DERA		Defense Evaluation and Research Agency
DERP		Defective Equipment Replacement Program
DES		Data Encryption Standard
DES		Destination End System
DES		Distributed End System
DES-CBC		Data Encryption Standard - Cipher Block Chaining
DESIRE		Directory of European Information Security Standard Requirements
DET		Directory Entry Table
DETLA		Double Extended Three Letter Abbreviation
DEU		Dead - End User
DEW		Distant Early Warning (line)
DF		Direction Flag
DF		Distributing Frame
DFA		Design For Assembly
DFD		Data Flow Diagram
DFEP		Diagnostic Front End Processor
DFG		Data Flow Graph
DFHSM		Data Facility Hierarchical Storage Manager
DFI		Digital Facility Interface
DFL		Distributed Feedback Layer
DFLA		Damn Four Letter Acronym
DFM		Design For Manufacturing
DFMS		Digital Facility Management System
DFN		Deutsches Forschungsnetz
DFP		Digital Free Press
DFP		District Focus Person
DFR		Document Filing and Retrieval
DFS		Daily Fantasy Sports
DFS		Distributed File Service / Distributed File System
DFSK		Differential Frequency Shift Keying
DFT		Demand Flow Technology
DFT		Design For Testing
DFT		Distributed Function Terminal
DFWMAC		Distributed Foundation Wireless Medium Access Control
DGITA		Digital Graphic Imaging Technical Association (previously SGAUA)
DGPS		Differential Global Positioning System
DH		Dear Husband / Dear Hubby / Duh Hubby
DHA		Destination Hardware Address
DHC		Delinquent Hacking Corporation
DHCP		Dynamic Host Configuration Protocol
DHHS		Department of Health and Human Services
DHS		[U.S.] Department of Homeland Security
DHT		Directory Hash Table
DHTML		Dynamic HyperText Markup Language (sometimes as dHTML)
DI		Delete Inhibit
DI		Document Imaging
DIA		[New Zealand] Department of Internal Affairs
DIA		Document Interchange Architecture
DIAC		Directions and Implications of Advanced Computing
DIAL		Dial In Access to LANs
DIAL		Digital Idle Asset Listing
DIB		Device Independent Bitmap (graphic format, sometimes as .dib)
DIB		Directory Information Base
DIBI		Device Independent Backup Interface
DIBOL		DIgital Business Oriented Language
DIC		Digital Interface Controller
DICE		Data-processing Independent Consultant's Exchange
DICE		Digital Interactive Consumer Electronic (machines)
DICOM		Digital Imaging and Communications in Medicine (ISO 12052)
DID		Destination ID
DID		Direct Inward Dialing
DIDC		Data Input and Distribution Card
DIF		Data Interchange Format
DIF		Digital Interface Frame
DIF		Documentation Interchange Format
DIFFSERV		Differentiated Services (usually as DiffServ)
DIFS		DCF InterFrame Space
DIG		Digital Imaging Group
DIGEST		Digital Electronic Signature Test (usually as DigEST)
DIGI		Deutsche Interessengemeinschaft Internet (German Special Interest Group for Internet)
DIGL		Device Independent Graphics Layer
DII		Defense Information Infrastructure
DII		Dynamic Invocation Interface
DIL		Digital Impairment Learning
DIM		Data In the Middle
DIM		Demand Integration Meeting
DIM		Desktop Information Manager
DIMA		Data Information Management Architecture
DIME		Direct Internet Message Encapsulation
DIMM		Dual Inline Memory Module
DIMS		Dynamic and Interactive Multimedia Scenes
DIN		Deutsche Industrie Norm / Deutsche Ingineering Normilization / Deutsches Institut fur Normung (German Institute for Standardization)
DINS		Digital Information Network Service
DIP		(Bluetooth) Device ID Profile
DIP		Document Image Processing
DIP		Dual In-line Package
DIPE		Distributed Interactive Processing Environment
DIPS		Drystone Instructions Per Second
DIR		Directory (DOS)
DIRQL		Device Interrupt Request Level
DIS		Defense Investigative Service
DIS		Digital Information Systems
DIS		Document Imaging Solution
DIS		Draft International Standard
DISA		Data Interchange Standards Association
DISA		Defense Information Systems Agency
DISA		Direct Inward Switch Access / Direct Inward System Access
DISCO		Defense Industrial Security Clearance Office
DISER		Digital Information Systems External Resources
DISERF		Data Interchange Standards Education and Research Foundation
DISN		Defense Information Systems Network
DISOSS		Distributed Office Supported System
DISP		Directory Information Shadow Protocol
DISP		DISposition Parameter
DISP		Draft International Standardized Profile
DIT		Directory Information Tree
DITA		Darwin Information Typing Architecture
DIU		Digital Interface Unit
DIVX		Digital Video Express (usually as Divx)
DIW		D-Inside Wire
DIX		DEC - Intel - Xerox (connector)
DIY		Do It Yourself
DIZ		Description In Zip
DJDE		Dynamic Job Descriptor Entries
DJNR		Dow Jones News Retrieval (online service)
DKNF		Domain/Key Normal Form
DL		Data Link
DL		Direct Labor
DL		Distribution List
DL		Download
DLA		[U.S.] Defense Logistics Agency
DLC		Data Link Control
DLC		Digital Loop Carrier
DLC		Downloadable Content
DLCF		Data Link Control Field
DLCI		Data Link Connection Identifier
DLCU		Digital Line Carrier Unit
DLE		Data-Link Escape (ASCII)
DLG		Digital Line Graph
DLL		Data Link Layer
DLL		Dial Long Lines
DLL		Dynamic Link Library
DLM		Data Line Monitor
DLM		Distributed Lock Manager
DLN		Digital Library Network
DLNA		Digital Living Network Alliance
DLO		Data Line Occupied
DLP		Data-Leak Prevention
DLP		Digital Light Processing
DLPI		Data Link Provider Interface
DLS		Data Link Services
DLS		Dial Line Service
DLS		Digital Link Service
DLS		Document Library Services
DLSAP		Data Link-layer Service Access Point
DLSDU		Data Link-layer Service Data Unit
DLSW		Data Link Switching (usually as DLSw)
DLT		Digital Linear Tape
DLTU		Digital Line / Trunk Unit
DLU		Dependent Logical Unit
DLUPG		Digital Line Unit Pair Gain
DLUR		Dependent Logical Unit Requester
DM		[PIM] Dense Mode
DM		Dead Memory
DM		Delta Modulation
DM		Dimension Modeling
DM		Disconnected Mode
DM		Distributed Management
DM		Document Management
DMA		Data Management Application
DMA		Direct Marketing Association
DMA		Direct Memory Access (channel)
DMA		Document Management Alliance
DMAC		Direct Memory Access Controller
DMC		Dynamic Motion Control
DMCA		Digital Millennium Copyright Act
DMCL		Digital Modem Command Language
DMD		Directory Management Domain
DMDD		Distributed Multiplexing Distributed Demultiplexing
DME		Digital Management Education
DME		Distributed Management Environment
DMF		Distributed Management Framework
DMF		Distribution Media Format
DMI		Definition of Management Information
DMI		Desktop Management Interface
DMI		Digital Multiplexed Interface
DML		(SQL) Data Manipulation Language / Database Manipulation Language
DML		Data Manipulation Logic
DMM		Digital Multimeter
DMM		District Manufacturing Manager
DMO		(SQL) Distributed Management Objects
DMO		DirectX Media Object
DMO		Domain Management Organization
DMPDU		Derived Medium access control Protocol Data Unit
DMS		Data Management Service / Data Management System
DMS		Defense Messaging System
DMS		Digital Multiplexed System
DMS		Diskless Management Service
DMS		Document Management System
DMS		Dynamic Message Sign
DMSP		Distributed Mail System Protocol (RFC 1056)
DMSS		Distribution, Marketing, Sales, and Service
DMSSEC		Domain Name System Security (extensions)
DMT		Design Maturity Test
DMT		Discrete Monitor Timing
DMT		Discrete Multitone
DMT		Diversity Multiplexing Tradeoff
DMTF		Distributed Management Task Force
DMU		Data Manipulation Unit
DMV		Department of Motor Vehicles
DMZ		DeMilitarized Zone
DN		Directory Number
DN		Distinguished Name
DN		Distribution Network
DN		Down
DNA		Defense Nuclear Agency
DNA		Digital Named Accounts
DNA		Digital Network Architecture
DNA		Digital Noise Alliance
DNA		Distributed Network Application
DNA		Distributed Network Architecture
DNC		Dynamic Network Controller
DNCRI		Division of Networking and Communications Research and Infrastructure
DND		Do Not Disturb
DNDS		Distributed Network Design System
DNHR		Dynamic Non-Hierarchical Routing
DNIC		Data Network Identification Code
DNIS		Dialed Number Identification Service
DNP		Distributed Network Processing
DNR		Data Network Routing
DNR		Dialed Number Recorder
DNRC		Domain Name Rights Coalition
DNS		Domain Name Service / Domain Naming System
DNT		Do Not Track
DNX		Dynamic Network X-connect
DO		Device Object
DOA		Dead On Arrival
DOA		Distributors Of Anarchy
DOAJ		Directory of Open Access Journals
DOAM		Distributed Office Applications Model
DOAP		Description Of A Project
DOB		Date Of Birth
DOC		Department Of Commerce
DOC		Department of Communications (in Canada)
DOC		Document
DOC		Dynamic Overload Control
DOCS		Display Operator Console System
DOCSIS		Data Over Cable Service Interface Specification
DOD		[U.S.] Department of Defense (sometimes as DoD)
DOD		Direct Outward Dialing
DOE		[U.S.] Department Of Energy
DOF		Degrees Of Freedom
DOH		Date Of Hire
DOH		Department Of Health (and Human Services)
DOI		Distributed Object Infrastructure
DOIP		Digital Object Interface Protocol
DOJ		Department of Justice
DOM		Data On Master (group)
DOM		District Operations Manager
DOM		Document Object Model
DOMF		Distributed Object Management Facility
DOMS		Distributed Object Management System
DOMSAT		Domestic Satellite (service)
DON		Department Of the Navy (sometimes as DoN)
DONACS		Department Of the Navy Automation and Communication System
DOP		Directory Operational Protocol
DOS		Denial of Service (usually as DoS)
DOS		Disk Operating System
DOSBS		Data Over Speech Bearer Service
DOT		(U.S.) Department Of Transportation
DOT		D42K51D3 0F T3CHN0706Y
DOTS		Digital Office Timing Supply
DOV		Data Over Voice
DOW		Direct OverWrite (technology)
DP		Data Processing
DP		Delivery Point
DP		Demarcation Point
DP		Dial Pulse
DP		DisplayPort (interface)
DP		Draft Proposal
DP		Dual Processor
DPA		(Visa) Dynamic Passcode Authentication
DPA		Demand Protocol Architecture
DPA		Distributed Power Architecture
DPA		Document Printing Application
DPAC		Dedicated Plant Assignment Center
DPANS		Draft Proposed American National Standard (usually as dpANS)
DPB		Drive Parameter Block
DPC		Data Processing Center
DPC		Deferred Procedure Call
DPC		Destination Point Code
DPC		Direct Program Control
DPC		Dirty Paper Coding
DPC		Display Position Counter
DPCM		Differential Pulse Code Modulation
DPE		Data Path Extender
DPE		Distributed Processing Environment
DPG		Dedicated Packet Group
DPI		Dots Per Inch
DPL		Dedicated Private Line
DPL		Descriptor Privilege Level
DPL		Distributed Program Link (protocol)
DPLL		Digital Phase Locked Loop
DPM		Data Processing Manager
DPMI		DOS Protected Mode Interface
DPMS		Display Power Management Signaling
DPMS		DOS Protected Mode Services
DPNPH		Data Packet Network - Packet Handler
DPN-PH		Data Packet Network - Packet Handler
DPNSS		Digital Private Network Signaling System
DPO		Dial Pulse Originating
DPP		Discounted Payback Period
DPP		District Partner Program
DPPE		Device Power Policy Engine
DPRL		Digital Property Rights Language
DPS		Digital Preservation Service
DPSC		Defense Personnel Support Center
DPSI		Data Partitioned Secondary Index (pronounced 'dipsy')
DPSK		Differential Phase Shift Keying
DPSS		(Los Angeles County) Department of Public Social Services
DPSWG		Digital Privacy and Security Working Group
DPT		Dial Pulse Terminating
DQDB		Distributed Queue Dual Bus
DQL		DataEase Query Language
DQT		Design Quality Test
DR		Data Ready
DR		Data Receive
DR		Delivery Report
DR		Digital Research
DR		Disaster Recovery
DR		Disconnect Request
DRAM		Dynamic Random Access Memory
DRBG		Deterministic Random Bit Generator
DRC		Data Resource Center
DRC		David's Readme Compiler
DRDA		Distributed Relational Database Architecture
DRDOS		Distributed Reflective Denial of Service (usually as DRDoS)
DR-DOS		Digital Research Disk Operating System
DRDRAM		Direct Rambus Dynamic Random Access Memory
DREF		Distribution Research and Education Foundation
DRI		Declarative Referencial Integrity
DRM		Digital Rights Management
DRMU		Digital Remote Measurement Unit
DRN		Data Routing Network
DROOL		Dave's Recycled Object - Oriented Language
DRP		DECnet Routing Protocol
DRP		Directory Replication Protocol
DRP		Disaster Recovery Plan
DRP		Distribution Resource Planning
DRPF		Decimal Reference Publication Format
DRS		Data Rate Selector
DRS		Driver Reliability Signature
DRT		Digital Real Time
DRTM		Dynamic Root of Trust Measurement
DRY		Don't Repeat Yourself
DS		Dansk Standardiseringsrad (Danish Board for Standardization)
DS		Data Segment
DS		Data System
DS		Digital (carrier) Span
DS		Digital Service
DS		Digital Signal (level 0 - 3)
DS		Digital Stream (1, 1C, 2, 3, 4)
DS		Direct Sequence (as in DS-CDMA)
DS		Direct Signal
DS		Directory Service
DS		Diskless Support
DS		Distributed Single-layer
DS		Document Storage
DS		Double-Sided
DS		Draft Standard
DS		Dual Scan
DS		Dual Screen
DS&P		Data Security and Privacy
DS/DD		Double Sided / Double Density
DS/HD		Double Sided / High Density
DS0		Digital Signal Zero
DSA		Decimal Shift and Add (algorithm)
DSA		Dedicated Switched Access
DSA		Destination Software Address
DSA		Digital Signature Algorithm
DSA		Digital Storage Architecture
DSA		Directory Service Agent / Directory System Agent
DSA		Directory Service Area
DSA		Directory System Alert
DSA		Distributed Systems Architecture
DSAD		Digital Storage Architecture for Disk
DSAP		Data link Service Access Point / Destination Service Access Point
DSAT		Digital Storage Architecture for Tape
DSB		Double SideBand
DSBAM		Double SideBand Amplitude Module
DSBFC		Double SideBand Full Carrier
DSBL		Distributed Server Boycott List
DSBSC		Double SideBand Suppressed Carrier
DSC		Data Stream Compatibility
DSC		Direct Satellite Communications
DSC		Document Structuring Conventions
DSCB		Data Storage Control Block
DSCP		[IPv4 / IPv6] Differentiated Services Code Point
DSD		Data Structure Definition
DSD		Direct Stream Digital (technology)
DSD		Distributed Self Discovery
DSDC		Direct Service Dial Capability
DSDF		Digital Standard Disk Format
DSDM		Dynamic Systems Development Method
DSDS		Dataphone Switched Digital Service
DSE		Data Switching Equipment
DSE		Data Switching Exchange
DSE		Distributed Single-layer Embedded
DSE		Distributed System Environment
DSE		DSA Specific Entry
DSF		Device Simulation Framework
DSG		Default Slot Generator
DSI		Data Subscriber Interface
DSI		Digital Speech Interpolation
DSID		Destination Signaling IDentifier
DSIN		Digital Software INformation
DSL		Digital Subscriber Line
DSL		Doctor Stein's Laboratories (usually as DS'L)
DSL		Domain Specific Language
DSLA		Digital Software Licensing Architecture
DSLAM		Digital Subscriber Line Access Multiplexer
DSLO		Distributed System License Option
DSM		Data Source Manager
DSM		Device Specific Module
DSM		Diagnostic and Statistical Manual
DSM		Diagnostic System Manager
DSM		Digital Standard MUMPS
DSM		Distributed Shared Memory
DSM		Distributed Switching Matrix
DSM		Distributed Systems Manufacturing
DSM		District Sales Manager
DSMA		Digital Sense Multiple Access
DSMC		Digital Service Monthly Charge
DSML		Directory Services Markup Language
DSN		Data Source Name
DSN		Defense Switched Network
DSN		Digital Signal (level) N
DSN		Digital Switched Network
DSO		Days Sales Outstanding
DSO		Decision Support Objects
DSO		Digital Storage Oscilloscope
DSO		Dynamic Shared Object
DSOM		Distributed System Object Model
DSORG		Data Set Organization
DSP		Defense Standardized Profit
DSP		Digital Signal Processor
DSP		Directory System Protocol
DSP		Domain Specific Part
DSPU		DownStream Physical Unit
DSR		Data Set Ready (signal) / Data Send Ready
DSR		Data Signal Received
DSR		Distributed Speech Recognition
DSR		Dynamic Service Register
DSRI		Digital Standard Relational Interface
DSRM		Directory Services Restore Mode
DSS		(PCI) Data Security Standard (usually as PCI DSS)
DSS		Data Station Selector
DSS		Decision Support System
DSS		Digital Satellite System
DSS		Digital Signal Standard
DSS		Digital Signature Standard (FIPS 186-3)
DSS		Digital Subscriber Service
DSS		Digital Subscriber Signaling
DSS		Direct Station Selection
DSS		Distributed Security Service
DSS/BLF		Direct Station Selection / Busy Lamp Field
DSS1		Digital subscriber Signaling System No. 1
DSSI		Digital Small Storage Interconnect / Digital Storage Systems Interconnect
DSSS		Direct-Sequence Spread-Spectrum
DSSSL		Document Style, Semantics, and Specification Language
DSTAR		Digital System Technical Architecture Research
DSTN		Double Super Twisted Nematic / Double layer Super Twisted Nematic (display)
DSTP		Data Source Transfer Protocol
DSU		Data Service Unit
DSU		Digital Service Unit
DSU/CSU		Data Service Unit / Channel Service Unit
DSVD		Digital Simultaneous Voice and Data
DSVIS		Design, Specification and Verification of Interactive Systems
DSV-IS		Design, Specification and Verification of Interactive Systems
DSX		Digital Signal Cross-Connect / Digital System X-Connect
DT		Data Transfer / Data Transmit
DT		Detection Threshold
DT		Dial Tone
DT		Di-group Terminal
DT&E		Development Test and Evaluation
DTA		[SQL Server] Database (engine) Tuning Advisor
DTAM		Document Transfer, Access, and Manipulation
DTAS		Digital Test Access System
DTB		Digital Talking Book
DTB		Dynamic Transaction Backout
DTC		Data Technology Corporation
DTC		Datacommunications and Terminal Controller
DTC		Design Time Controls
DTC		Digital Trunk Controller
DTC		Di-group Terminal Controller
DTC		Distributed Transaction Coordinator
DTD		Document Type Definition
DTDS		Disaster Tolerant Disk Systems
DTE		Data Terminal Equipment
DTE		Dataset Terminating Equipment
DTF		Dial Tone First
DTF		Domain Task Force
DTFS		Direct Tape File System
DTG		Direct Trunk Group
DTI		Department of Trade and Industry
DTI		Digital Trunk Interface
DTIC		Defense Technical Information Center
DTIF		Digital Tabular Interchange Format
DTIF		Digital Transmission Interface Frame
DTIM		Delivery Traffic Indication Message
DTK		Developer Tool Kit
DTLS		Datagram Transport Layer Security (RFC 4347 / RFC 5238)
DTM		Digital Transaction Management
DTM		Driver Test Manager
DTM		Dynamic Transfer Mode
DTMF		Dual Tone Modulation Frequency / Dual-Tone-Multi-Frequency
DTML		(Zope) Document Template Markup Language
DTN		Digital Telephone Network
DTOS		Distributed Trusted Operating System
DTP		Data Transfer Process
DTP		Data Transfer Protocol
DTP		Desktop Publishing
DTP		Distributed Transaction Processing
DTP		Document Transfer Profile
DTR		Data Terminal Ready (signal)
DTR		Dedicated Token Ring
DTR		Draft Technical Report
DTS		Data Transfer System
DTS		Data Transformation Services
DTS		Deposit Tracking System
DTS		Digital Termination Service / Digital Termination System
DTS		Digital Theater System
DTS		Digital Transcoding Switch
DTS		Digital Transmission System
DTS		Direct To SOM
DTS		Distributed Terminal Subsystem
DTS		Distributed Time Service
DTS-ES		Digital Theater System Extended
DTST		Dial Tone Speed Test
DTSX		Data Transport Station for X.25
DTU		Di-group Terminal Unit
DTV		Desktop Video
DTV		Digital Television
DTX		Discontinuous Transmission
DU		Data Unit
DUA		Data Use Agreement
DUA		Directory User Agent
DUART		Dual Universal Asynchronous Receiver Transmitter
DUDE		Dual-Mode Detector Ensemble
DUN		Dial Up Networking
DUSR		Digital Authorized Used Systems Resellers
DUV		Data Under Voice
DUV		Deep-UltraViolet
DUX		Digital Voice eXchange
DV		Digital Video
DV		Domain Validation
DVB		Digital Video Broadcasting
DVC		Digital Video Cassette
DVD		Digital Versatile Disk / Digital Video Disc
DVDROM		Digital Versatile Disk Read Only Memory
DVD-ROM		Digital Versatile Disk Read Only Memory
DVE		Digital Video Effects
DVF		[VM] Dump Viewing Facility
DVI		Digital Video Interactive
DVI		Digital Video Interface
DVI		Digital Video Interleaved
DVM		Data Voice Multiplexor
DVM		Digital Volt Meter
DVMRP		Distance Vector Multicast Routing Protocol
DVN		Digital Video Network
DVR		Digital Video Recorder
DVS		Descriptive Video Service
DVT		Design Verification Test
DW		Data Warehousing
DWA		Device Wire Adapter
DWC		Digital Wireless Communications
DWCI		DecWindows Compiler Interface
DWDM		Dense Wave Division Multiplexing
DWF		Differential Work Factor (encryption methodology)
DWF		Drawing Web Format
DWG		Device Working Group
DWIM		Do What I Mean
DWS		Driver Work Space
DXC		Digital Cross-Connect
DXD		Digital eXtreme Definition (audio encoding)
DXF		Data eXchange Format (graphic format)
DXI		Data Exchange Interface
DYJHIW		Don't You Just Hate It When ...