| Acronym | Definition |
|---|
| GBT➣Gotthard Base Tunnel (railway tunnel; Switzerland) |
| GBT➣Global Business Today (Charles W. L. Hill books) |
| GBT➣Green Bank Telescope (Pocahontas County, West Virginia) |
| GBT➣Gigabyte Technology |
| GBT➣Glycine Betaine |
| GBT➣Gravity Belt Thickener (wastewater treatment) |
| GBT➣Great Bay Temple (gaming) |
| GBT➣Grupo Barra Traductores ( Spanish: Barra Group Translators; Mexico) |
| GBT➣General Business Technology |
| GBT➣Gay/Bisexual/Transgender |
| GBT➣Gravity Base Tank (energy production) |
| GBT➣Ground Based Tower (telecommunications) |
| GBT➣Golden Belt Telephone (Rush Center, KS) |
| GBT➣Grande Boucle Tremblant (trail; Canada) |
| GBT➣Group on Basic Telecommunications |
| GBT➣Ground-Based Transceiver |
| GBT➣God Bless Texas |
| GBT➣Great Books Tutorial |
| GBT➣Generalized Bayesian Theorem |
| GBT➣Getting Better Together Lt. (UK) |
| GBT➣Generalized Balanced Ternary |
| GBT➣Gary B Trudeau (author of Doonesbury cartoon) |