| Abbreviation | Definition |
|---|---|
| BEAT | Brooklyn Emerging Artists Theater |
| BERT | Bedside Entertainment and Relaxation Theater |
| BERT | Bedside Entertainment and Relaxation Theatre |
| BGLT | Brunei Gallery Lecture Theatre |
| BITE | Barbican International Theatre Events |
| BOTG | Burl Oak Theatre Group |
| BOTG | Burlington Oakville Theatre Group |
| BPT | Boston Playwright's Theatre |
| BPT | Boston Playwrights' Theatre |
| BPTP | Bristol Physical Theatre Project |
| BRITT | Burt Reynolds Institute for Theatre Training |
| BRT | Blackstone River Theater |
| BSTW | Big Sky Theater workshop |
| BTA | Bachelor of Theatre Arts |
| BTAA | Black Theater Alliance Awards |
| BTAC | Bloomington Theatre and Art Center |
| BTAP | Brooklyn Theatre Arts Project |
| BTDP | Black Theatre and Dance Program |
| BTG | Berkshire Theatre Group |
| BTIC | Bringing Theatre Into the Classroom |