| Acronym | Meaning |
| ORD | Office Of Research And Development - Operational Requirements Document |
| NBACC | U.S. National Biodefense Analysis And Countermeasures Center (enn-back) |
| AG | Attogram |
| FARC | Fuerzas Armadas Revolucionarias De Colombia (Spanish |
| NRAO | National Radio Astronomy Observatory |
| PIPA | Program On International Policy Attitudes |
| KW | Kuwait (ISO 3166 Digram) |
| BAO | Battlefield Air Operations |
| AY | Aymara Language (ISO 639-1 Code) |
| XCD | East Caribbean Dollar (ISO 4217 Currency Code) |