| Acronym | Meaning |
| PTAL | Public Transport Accessibility Level |
| TIC | Troops In Contact |
| C2 OR C? | Command And Control |
| REU | R?union (ISO 3166 Trigram) |
| WRBWWRM | We Read Best What We Read Most |
| ARSC | Arctic Region Supercomputing Center |
| USAID | United States Agency For International Development |
| MACA | Military Aid To The Civil Authorities |
| CUNY | City University Of New York (CUE-knee) |
| AMTE | UK Admiralty Marine Technology Establishment (1977?1984) |