| Acronym | Meaning |
| MPFC | Medial PreFrontal Cortex |
| GA | Gallium - Gigaannum |
| ACMC | (U.S.) Assistant Commandant Of The Marine Corps |
| PAEK | PolyArylEtherKetone |
| PO | Dust Devil (METAR Code) -per Os (Latin |
| BUNO OR BUNO | Bureau Number (aircraft Serial Number) |
| CGS | Chief Of The General Staff |
| CHRS | Canadian Heart Rhythm Society |
| IFO | Identified Flying Object (see Also UFO) |
| FSI | Fuel Stratified Injection |