| Acronym | Meaning |
| DPPDB | Digital Point Positioning Database |
| TLA | Three-Letter Abbreviation/Acronym |
| IFAP | International Federation Of Agricultural Producers |
| ELL | Greek Language (ISO 639-2 Code) |
| ZW | Zettawatt - Zimbabwe (ISO 3166 Digram) |
| MBCC | Migratory Bird Conservation Commission (U.S.) |
| BUR | Burma (ISO 3166 Trigram; Obsolete Since 1989) |
| GM | Gigametre |
| RT | PCR -Real Time Polymerase Chain Reaction Or Reverse Transcriptase Polymerase Chain Reaction. Clarified With Real Time RT-PCR Or Reverse Transcriptase RT-PCR Where Appropriate. |
| FRA | Federal Railroad Administration -France (ISO 3166 Trigram) |