| Acronym | Meaning |
| PUS | United States Miscellaneous Pacific Islands (ISO 3166 Trigram; Obsolete 1986) |
| WLF | Wallis And Futuna Islands (ISO 3166 Trigram) |
| LWR | Laser Warning Receiver |
| EAST | Experimental Advanced Superconducting Tokamak |
| CO | Cobalt |
| ASC+T | Anti Slip Control + Traction |
| GI | Galvanised Iron - Gastro-Intestinal - General Issue -Gibraltar (ISO 3166 Digram; FIPS 10-4 Territory Code) -Government Issue |
| UFC | Ultimate Fighting Championship |
| TTZ | Tetrazolium |
| SIMAC | Semantic Interaction With Music Audio Contents |