| Acronym | Meaning |
| ML | Millilitre |
| IW | Information Warfare |
| TY | Tahitian Language (ISO 639-1 Code) |
| RIAA | Recording Industry Association Of America |
| NE | Neon |
| TFR | Total Fertility Rate |
| AQ | American Samoa (FIPS 10-4 Territory Code) - Antarctica (ISO 3166 Digram) |
| I2WD OR I?WD | U.S. Intelligence And Information Warfare Directorate (CERDEC) |
| NPL | National Priorities List -Nepal (ISO 3166 Trigram) |
| CERCLA | U.S. Comprehensive Environmental Response |