| Acronym | Meaning |
| PQDIF | Power Quality Data Interchange Format |
| ASP | Association Of Shareware Professionals |
| FWIW | For What It's Worth |
| LIFO | Last In, First Out |
| BSWD | BellSouth Intelligent Wireless Data Network |
| XMS | Extended Memory Specification |
| ECN | Explicit Congestion Notification |
| CERN | Conseil Europeen Pour Le Recherche Nucleaire |
| ABBH | Average Bouncing Busy Hour |
| T1 | T-One - Carrier Signal (communications) |