| Acronym | Meaning |
| NY | Chichewa Language (ISO 639-1 Code) |
| A4 | Many |
| ESV | Engineer Support Vehicle |
| CW | Continuous Wave (laser) -Cook Islands (FIPS 10-4 Territory Code) |
| IQ | Idem Quod (Latin |
| EWE | Ewe Language (ISO 639-2 Code) |
| EIAH | Environnements Informatiques Pour L'Apprentissage Humain |
| MISSI | Multilevel Information System Security Initiative |
| ZT | Zeptotesla |
| NW | Nanowatt |