| Acronym | Meaning |
 | ER | Erbium |
| AMS | Agriculture Marketing Service - American Mathematical Society |
| BKN | Broken Sky (METAR Code) |
| RIS | Range Instrumentation System |
| APOE | Aerial Port (Airport) Of Embarkation |
| KAT | Georgian Language (ISO 639-2 Code) |
| RB | Running Back (football) |
| FEMA | U.S. Federal Emergency Management Agency |
| HT | Haiti (ISO 3166 Digram) -High Temperature - Hoc Tempore (Latin |
| IMPAC | International Merchant Purchase Authorization Card |
Browse by Letter:
