| Acronym | Meaning |
| WIMP | Weakly Interacting Massive Particle - Windows |
| BE | Belgium (FIPS 10-4 Country Code; ISO 3166 Digram) |
| ORM | Oromo Language (ISO 639-2 Code) |
| IRM | Illinois Railway Museum - Inzhenernaya Razvedyvatelnaya Mashina (Russian ?????????? ???????????????? ?????? |
| AOR | Area Of Responsibility |
| SOFIA | Stratospheric Observatory For Infrared Astronomy |
| KG | Kilogram - Kongo Language (ISO 639-1 Code) |
| ND | Non-Disclosure -North Dakota (postal Symbol) |
| IWW | Industrial Workers Of The World |
| NDCC | New Directions Counseling Center (Concord |