| Acronym | Meaning |
 | OTI | Office Of Transition Initiatives (United States Agency For International Development) |
| DOMS | (U.S.) Director Of Military Support |
| NIEHS | National Institute Of Environmental Health Sciences |
| BGR | Bulgaria (ISO 3166 Trigram) |
| TW | Republic Of China (Taiwan) (ISO 3166 And FIPS 10-4 Country Code Digram) - Terawatt |
| SSTO | Single-Stage To Orbit |
| TON | Tonga (ISO 3166 Trigram) |
| OBJ | Objective (military Parlance) |
| SLE | Sierra Leone (ISO 3166 Trigram) |
| SAE | Society Of Automotive Engineers - Stamped Addressed Envelope |
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