| Acronym | Meaning |
| AGU | American Geophysical Union |
| MMI | Man-Machine Interface |
| MPF | Maritime Prepositioning Force |
| TBBPA | TetraBromoBisPhenol-A |
| HSV | Herpes Simplex Virus - Hue Saturation Value (colour Model) |
| HFEA | Human Fertilisation And Embryology Authority (UK) |
| UCLES | University Of Cambridge Local Examinations Syndicate |
| ACR | Advanced Concepts And Requirements |
| SSA | Cargo Submarine (US Navy Hull Classification) |
| HIRD | Hurd Of Interfaces Representing Depth (cf. HURD) |