| Subject | English | Thesaurus |
| abbr., file.ext. | Document Content Architecture text file | DCA (IBM DisplayWrite) |
| IT, abbr. | Multi Protocol Transport Architecture | MPTA (IBM, SNA) |
| comp., net., abbr. | Transport Layer Architecture | TLA |
| abbr., file.ext. | Transport-Triggered Architecture | TTA |
| el., abbr. | Variable Architecture Synthesizer Technology | VAST |
| abbr., file.ext. | Variable-Speed Architecture | VXA (Ecrix) |