| Subject | English | Thesaurus |
| abbr., comp. | Association for Computer Programmers and Analysts | ACPA (Vosoni) |
| abbr. | Association of Computer Programmers and Analysts | ACPA |
| univer., abbr. | Center for Discrete Mathematics & Theoretical Computer Science | DIMACS |
| abbr. | Certified Forensic Computer Examiner | CFCE |
| abbr., file.ext. | Computer Analysts and Programmers | CAP |
| abbr., O&G, sahk.r. | Computer Assisted Design and Drawing | CADD |
| abbr. | Computer Forensic Investigator | CFI |
| sec.sys., abbr. | Computer Hacking Forensic Training | CHFT |
| meteorol., abbr. | Computer Hardware Advanced Mathematics and Model Physics | CHAMMP |
| mil. | Computer Security Incident Response Team | CSIRT (MichaelBurov) |
| USA | Computer Supported Collaborative Work | CSCW |
| abbr., astronaut., mil. | Computer-Supported Cooperative Work | CSCW |
| univer., abbr. | Essential Computer Mathematics | ECM |
| univer., abbr. | Institute of Mathematics and Computer Science in Medicine | IMDM |
| IT, abbr. | International Association for Mathematics and Computers in Simulation | IMACS (organization) |
| mil., abbr. | Mathematics and Computer Division | MCD |
| abbr., astronaut., mil. | Not an acronym. Ada is the DoD standard programming language named after Lord Byron's daughter, the Countess of Lovelace, considered to be the world's first computer programmer. | Ada |