| Acronym | Meaning |
| FCS | Future Combat System |
| FN | Femtonewton |
| HTS | High-Temperature Superconducting Wire |
| MEZ | Missile Engagement Zone |
| J5 | Joint Strategic Plans & Policy Directorate |
| HKG | Hong Kong (ISO 3166 Trigram) |
| OASIS | Ontario Association Of Sewage Industry Services |
| EMDR | Eye Movement Desensitisation And Reprocessing |
| NSB | Norges Statsbaner (Norwegian State Railways) |
| FFG | Guided Missile Frigate (hull Classification Symbol) |