| Acronym | Meaning |
| OHSS | Ovarian Hyperstimulation Syndrome |
| CFA | Cat Fanciers' Association - Chartered Financial Analyst - Colour Filtering Array - County Fire Authority - Covering Force Area |
| EG | Egypt (ISO 3166 Digram; FIPS 10-4 Country Code) |
| PPS | Post Postscriptum - Precise/Precision Positioning Service (GPS) - PolyPhenylene Sulfide |
| COR | Cornish Language (ISO 639-2 Code) |
| STRICOM | U.S. Army Simulation |
| PKI | Public Key Infrastructure (cryptography) |
| GPS | General Problem Solver - Global Positioning System |
| JTMD | Joint Theatre Missile Defence |
| AFRTS | Armed Forces Radio And Television Service |