| ATM | Automated Teller Machine |
| BPR | Business-Process Reengineering |
| CBD | Component-Based Development |
| CBT | Computer-Based Training |
| CCB | Change Control Board |
| CCM | Configuration and Change Management |
| COCOMO | Constructive Cost Model |
| COM | Component Object Model |
| CORBA | Common Object Request Broker Architecture |
| CM | Configuration Management |
| CR | Change Request |
| CRM | Change Request Management |
| DLL | Dynamically Linked Library |
| EJB | Enterprise JavaBeans |
| 4GL | Fourth-Generation Language |
| ICAO | International Civil Aviation Organization (part of U.N.) |
| IOC | Initial Operating Capability |
| IEEE | Institute of Electrical and Electronics Engineers |
| IKIWISI | I'll Know It When I See It |
| IT | Information Technology |
| ISO | International Standards Organization |
| J2EE | Java 2 Enterprise Edition |
| LCA | Life-Cycle Architecture |
| LCO | Life-Cycle Objective |
| MTTF | Mean Time to Failure |
| MVC | Model-View-Controller |
| OMG | Object Management Group |
| OMT | Object Modeling Technique |
| ORB | Object Request Broker |
| PEP | Process Enginering Process |
| PRA | Project Review Authority |
| RDN | Rational Developers Network |
| RFP | Request for Proposal |
| ROI | Return on Investment |
| ROP | Rational Objectory Process |
| RPW | Rational Process Workbench |
| RUP | Rational Unified Process |
| SAD | Software Architecture Description |
| SDP | Software Development Plan |
| SEPG | Software Engineering Process Group |
| SPEM | Software Process Engineering Metamodel |
| SRSs | Software Requirements Specifications |
| UC | Use Case |
| UCM | Unified Change Management |
| UML | Unified Modeling Language |
| WBS | Work Breakdown Structure |
| XDE | eXtended Development Environment |
| XP | eXtreme Programming |
