| Subject | English | Thesaurus |
| abbr., scottish | Caribbean Basin Radar Network, Extended programme | CBRN-E |
| abbr., IT | CD-ROM/Extended Architecture | CD-ROM/XA |
| abbr. | extended architecture ready CD-ROM | extended architecture ready compact disk read-only memory (ssn) |
| comp. | extended architecture ready CD-ROM | XA-ready CD-ROM (ssn) |
| busin., abbr. | Extended Data Services | EDS |
| abbr. | Extended Employment program | EE (Alex Lilo) |
| ed., abbr. | Extended Learning Program | ELP |
| IT, abbr. | eXtended Messaging Application Program Interface | XMAPI (API) |
| abbr., file.ext. | Extended Messaging Services Application Programming Interface | EMSAPI |
| abbr., scottish | Extended Service Program | ESP (USA) |
| IT, abbr. | Extended Services | ES (OS/2) |
| abbr., file.ext. | Extended Services Communications Manager | ESCM (IBM) |
| mil., abbr. | Extended Tether Program | ETP (U-2R) |
| univer., abbr. | Extended University Program | EUP |
| abbr., scottish | Howitzer Extended Life Program | HELP (USA) |
| mil., abbr. | Howitzer Extended Life Program | HELP |
| abbr., file.ext. | Vehicle Scheduling Program Extended | VSPX |
