| Acronym | Meaning |
 | GD | Gadolinium |
| B | Bel - Boron |
| AZE | Azerbaijani Language (ISO 639-2 Code) |
| RORO OR RO | Ro -Roll-On/Roll-Off (ferry) |
| MBTA | Massachusetts Bay Transportation Authority - Migratory Bird Treaty Act (U.S.) |
| OAS | Organization Of American States |
| SBS | Special Boat Service - Special Broadcasting Service |
| TN | Tswana Language (ISO 639-1 Code) |
| AMSO | U.S. Army Model And Simulation Office |
| AVP | Association Of Volleyball Professionals |
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