| Acronym | Meaning |
| FR | Francium |
| MIL | Man-In-the-Loop |
| IKEA | Ingvar Kamprad (the Company's Founder) |
| SESSPE | Submarine Escape And Surface Survival Personnel Equipment |
| LULU | Locally Unwanted Land Use (urbanism) |
| ASUW | AntiSUrface Warfare |
| CSC | Closed Spacelike Curve (relativity) - Computer Security Centre |
| MRS | Magnetic Resonance Spectroscopy |
| CFHT | Canada-France-Hawaii Telescope |
| CFA | Cat Fanciers' Association - Chartered Financial Analyst - Colour Filtering Array - County Fire Authority - Covering Force Area |