| Acronym | Meaning |
 | BHS | British Home Stores |
| CAN | Canada (ISO 3166 Trigram) |
| INFORMS | (U.S.) Institute For Operations Research And The Management Sciences |
| WWJD | What Would Jesus Do? (see WWWD) |
| PAWS | Phased Array Warning System - Progressive Animal Welfare Society |
| USNO | U.S. Naval Observatory |
| GSD | Graphical Situation Display |
| PET | Personal Electronic Transactor - Pierre Elliott Trudeau - Positron Emission Tomography (as In PET Scan) - PolyEthylene Terephthalate (plastic) -Preliminary English Test |
| IBDM | Information Based Decision Making |
| D&D | Dungeons And Dragons - Diversion And Distress (Air Traffic Control) |
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