| English | Thesaurus |
| Apple Text Services for Unicode Imaging | ATSUI (Apple, Unicode) |
| Association for Local Telecommunications Services | ALTS (organization, USA) |
| Control Program for Microcomputers | CPM (OS, DR) |
| Control Program for Microcomputers | CP/M (OS, DR) |
| Control Program for Microcomputers | CPM (sometimes CP/M) |
| Document Services for Printing | DSP (Xerox) |
| Document Services for Printing | DS/P (Xerox) |
| Energy-conscious 3D Server-on-Chip for Green Cloud Services Project | Eurocloud server project |
| GSM Network for Improved access to Universal Services | GNIUs (GSM, Europa) |
| Multi-user ??? Program for Microcomputers | MPM (CP/M, OS, DR) |
| Multi-user ??? Program for Microcomputers | MP/M (CP/M, OS, DR) |
| Program for Internet News and Email / PINE Is No longer ELM | PINE |
| Special Interest Group for CD-ROM Applications Technology | SIGCAT (CD) |
| Special Interest Group for Cd-rom Applications Technology | SIGCAT |
| Supercomputing Program for Undergraduate Research | SPUR |
| Web Services for Browser | WS4B (WWW) |
| Web Services for Interactive Applications | WSIA (OASIS, WWW) |
| Web Services for Remote Portals | WSRP (WSIA, WSXL) |
| Web Services Tool Kit for Mobile Devices | WSTKMD (IBM, Java) |
| WOSA eXtensions for Financial Services | WOSAXFS (WOSA, MS) |
| WOSA eXtensions for Financial Services | WOSA X FS (WOSA, MS) |
