| Acronym | Definition |
|---|
| GBSD➣Ground-Based Strategic Deterrence (US DoD) |
| GBSD➣Gresham-Barlow School District (Oregon) |
| GBSD➣Governor Baxter School for the Deaf (Falmouth, ME) |
| GBSD➣Green Brook School District |
| GBSD➣Generalized Bilateral Synchronous Epileptiform Discharges (neurosurgery) |