| Acronym | Meaning |
 | TVA | Tennessee Valley Authority |
| MYT | Mayotte (ISO 3166 Trigram) |
| NOB | Norwegian Bokm?l Language (ISO 639-2 Code) |
| AH | Attack Helicopter |
| AEGIS | Airborne Early Warning Ground Environment Interface Segment (fake Etymology) |
| UNRISD | United Nations Research Institute For Social Development |
| METOC | Meteorological And Oceanographic |
| HRH | His (or Her) Royal Highness |
| USDOE | United States Department Of Energy |
| BT | Bathythermograph -Bhutan (FIPS 10-4 Country Code; ISO 3166 Digram) - (ii) BitTorrent - (iii) British Telecommunications Plc |
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