- ABB
- Architecture Building Block
- AC
- Access Control
- ACL
- Access Control List
- ACMM
- Architecture Capability Maturity Model
- ACSE
- Association Control Service Element
- ADM
- Architecture Development Method
- ANSI
- American National Standards Institute
- API
- Application Platform Interface
- ARTS
- Association for Retail Technology Standards
- BMM
- Business Motivation Model
- BPM
- Business Process Management
- BPMN
- Business Process Modeling Notation
- BTEP
- The Canadian Government Business Transformation Enablement Program
- CAB
- Change Advisory Board
- CCITT
- Consultative Committee on International Telegraph and Telephone, now known as the International Telecommunication Union (ITU)
- CI
- Configuration Item
- CIPR
- Central Information Process
- CM
- Configuration Management
- CMIP
- Common Management Information Protocol
- CMIS
- Common Management Information Service
- CMM
- Capability Maturity Models
- CMMI
- Capability Maturity Model Integration
- CN
- Communications Network
- COBIT
- Control OBjectives for Information and related Technology
- CODASYL
- Conference on Data Systems Languages
- CORBA
- Common Object Request Broker Architecture
- COTS
- Commercial Off-The-Shelf applications
- CRM
- Customer Relationship Management
- CRUD
- Create/Read/Update/Delete
- CSF
- Critical Success Factor
- DAI
- Data Access Interface
- DBA
- Database Administrator
- DBMS
- Database Management System
- DCE
- Distributed Computing Environment
- DDL
- Data Definition Language
- DISA
- US Department of Defense Information Systems Agency
- DMF
- Data Management Facility
- DML
- Data Manipulation Language
- DMTF
- Distributed Management Task Force
- DNS
- Domain Name System
- DoC
- US Department of Commerce
- DoD
- US Department of Defense
- DoDAF
- Department of Defense Architecture Framework
- DRDA
- Distributed Relational Database Architecture
- EA
- Enterprise Architecture
- EAI
- Enterprise Application Integration
- EDI
- Electronic Data Interchange
- EEI
- External Environment Interface
- ERP
- Enterprise Resource Planning
- ES
- End System
- ESB
- Enterprise Service Bus
- ETL
- Extract, Transform, Load
- FEAF
- Federal Enterprise Architecture Framework
- FICO
- Fair Isaac Corporation
- FORTRAN
- FORmula TRANslator
- FTE
- Full-Time Equivalent
- GOTS
- Government Off-The-Shelf applications
- GUI
- Graphical User Interface
- HIPAA
- Health Insurance Portability and Accountability Act
- ICAM
- Integrated Computer Aided Manufacturing
- ICD
- Interface Control Document
- ICOM
- Inputs, Controls, Outputs, and Mechanisms/Resources
- IDEF
- Integrated Computer Aided Manufacturing (ICAM) DEFinition
- IDL
- Interface Description Language
- IEC
- International Electrotechnical Commission
- IEEE
- Institute of Electrical and Electronic Engineers
- III
- Integrated Information Infrastructure
- III-RM
- Integrated Information Infrastructure Reference Model
- IMS
- Information Management System
- ISA
- Information Systems Architecture
- ISACA
- Information Systems Audit and Control Association
- ISACF
- Information Systems Audit and Control Foundation
- ISAM
- Indexed Sequential Access Method
- ISO
- International Standards Organization
- IT
- Information Technology
- ITGI
- IT Governance Institute
- ITIL
- Information Technology Infrastructure Library
- ITPMF
- IT Portfolio Management Facility
- ITU
- International Telecommunication Union
- JMS
- Java Message Service
- JVM
- Java Virtual Machine
- KPI
- Key Performance Indicator
- LAN
- Local Area Network
- LCS
- Local Communications System
- LIPR
- Local Information Process
- LSE
- Local Subscriber Network
- MAN
- Metropolitan Area Network
- MDA
- Model Driven Architecture
- MIB
- Management Information Bases
- MIS
- Management Information Systems
- MLS
- Multi-Level Security
- MTA
- Message Transfer Agent
- NASCIO
- National Association of State Chief Information Officers
- NIST
- National Institute of Standards and Technology
- OAG
- Open Applications Group
- OAGIS
- Open Applications Group Integration Specification
- ODBC
- Open Database Connectivity
- OECD
- Organization for Economic Co-operation and Development
- OGC
- UK Office of Government Commerce
- OLA
- Operational Level Agreement
- OMB
- Office of Management and Budget
- OMG
- Object Management Group
- OODBMS
- Object-Oriented Database Management System
- ORB
- Object Request Broker
- OS
- Operating System
- OSE
- Open System Environment
- OSI
- Open Systems Interconnection
- OSOA
- Open Service Oriented Architecture
- P-CMM
- People Capability Maturity Model
- PDA
- Personal Digital Assistant
- Portable Document Format
- PEX
- PHIGS Extension to the X Window system
- PHIGS
- Programmer’s Hierarchical Interactive Graphics System
- PMI
- Project Management Initiative
- PMBOK
- Project Management Body of Knowledge
- PRINCE
- PRojects in Controlled Environments
- QoS
- Quality of Service
- RACI
- Responsible, Accountable, Consulted, Informed
- RAS
- Remote Access Services
- RDA
- Remote Database Access
- RDBMS
- Relational Database Management System
- REA
- Resource-Event-Agent
- RFC
- Request For Change
- RFI
- Request for Information
- RFP
- Request for Proposal
- RFQ
- Request for Quotation
- RM
- Reference Model
- RM-ODP
- ISO Reference Model for Open Distributed Processing
- RPC
- Remote Procedure Call
- RS
- Relay System
- SA-CMM
- Software Acquisition Capability Maturity Model
- SBB
- Solution Building Block
- SCAMPI
- Standard CMMI Appraisal Method for Process Improvement
- SDO
- Service Data Objects
- SEI
- Software Engineering Institute
- SGML
- Standard Generalized Markup Language
- SIB
- Standards Information Base
- SCA
- Service Component Architecture
- SCAMPI
- CMMI Appraisal Method for Process Improvement
- SLA
- Service Level Agreement
- SMAP
- Security Management Application Process
- SMART
- Specific, Measurable, Attainable, Realistic, and Time-bound
- SMTP
- Simple Mail Transfer Protocol
- SNA
- System Network Architecture
- SNMP
- Simple Network Management Protocol
- SOA
- Service Oriented Architecture
- SPEM
- Software Processing Engineering Metamodel
- SQL
- Structured Query Language
- STEP
- STandard for the Exchange of Product model data
- SWG
- Special Working Group
- SysML
- Systems Modeling Language
- TADG
- Treasury Architecture Development Guidance
- TAFIM
- Technical Architecture Framework for Information Management
- TCP/IP
- Transmission Control Protocol/Internet Protocol
- TISAF
- Treasury Information System Architecture Framework
- TRM
- Technical Reference Model
- TFA
- Transparent File Access
- TLSP
- Transport Layer Security Protocol
- TMF
- TeleManagement Forum
- TP
- Transaction Processing
- UML
- Unified Modeling Language
- UN/CEFACT
- United Nations Centre for Trade Facilitation and Electronic Business
- UN/EDIFACT
- United Nations/Electronic Data Interchange For Administration, Commerce, and Transport
- WAN
- Wide Area Network
- WSDL
- Web Services Description Language
- XML
- Extensible Markup Language
- XSD
- XML Schema Definition