BNTA
| Acronym | Definition |
|---|---|
| BNTA | British Numismatic Trade Association |
| BNTA | Bureau de Normalisation des Tubes d'Acier (French: Steel Tubes Standardization Bureau) |
| BNTA | Botulinum Neurotoxin Type A (microbiology) |
| BNTA | Birmingham National Trust Association (UK) |