| Acronym | Meaning |
| BRM | Boyevaya Razvedyvatelnaya Mashina (Russian ?????? ???????????????? ?????? |
| ACLOS | Automatic CLOS (missile Control System) |
| GANGY | Green Anorak |
| FL | Floruit (Latin |
| GJD | Geocentric Julian Day |
| PCP | Phencyclidine - Pneumocystis Jiroveci Pneumonia (formerly Peumocystis Carinii) -Probabilistically Checkable Proof |
| HFE | Human Fertilisation And Embryology (UK Act) |
| IIRC | If I Recall/Remember Correctly |
| MG | Magnesium - Megagram |
| FFG | Guided Missile Frigate (hull Classification Symbol) |