| Acronym | Meaning |
| MWR | Morale |
| MLHW | Mean Lower High Water (nautical Charts) |
| AVCATT | A -(U.S. Army's) Aviation Combed Arms Tactical Trainer-Aviation [Reconfigurable Manned Simulator] |
| WOT | Waste Of Time |
| CAP | Combat Air Patrol - Civil Air Patrol - Common [Operating/Operational] Air Picture - Crisis Action Procedures - Common Agricultural Policy |
| BR | Brazil (ISO 3166 Digram; FIPS 10-4 Country Code) -British Rail- Break Ranks (marching Band Term) |
| GPIB | General-Purpose Instrumentation/Interface Bus |
| H.C. | Honoris Causa (Latin |
| AIC | African Independent Church |
| HEOSS | High Earth Orbit Space Surveillance |