| Acronym | Meaning |
| CX | Christmas Island (ISO 3166 Digram) - One Hundred And Ten (in Roman Numerals) |
| MWI | Malawi (ISO 3166 Trigram) |
| PCCB | Porsche Ceramic Composite Brake |
| G3 | Many |
| ARWG | Army Research Working Group (are-wig) |
| NM | New Mexico (postal Symbol) |
| SSGN | Nuclear-Powered Guided Missile Submarine (US Navy Hull Classification) |
| EFL | English As A Foreign Language |
| APL | A Programming Language - Acute Promyeloid Leukaemia - Anti-Personnel Landmine - Applied Physics Laboratory (Johns Hopkins University) |
| WDC | Western Design Center - World Data Center |