| Abbreviation | Definition |
|---|---|
| BLIRT | Brief Loquaciousness and Interpersonal Responsiveness Test |
| BMOD | Behavior Modification |
| BMP | Behavior Modification Program |
| BMT | Behavior Modification Technology |
| BOC | Behaviour Of Concern |
| BOP | Board Of Psychology |
| BOS | Behavioral Observation Schedule |
| BPA | Board of Professional Affairs |
| BPAD | Behavioral Personnel Assessment Device |
| BPI | Brain Performance Index |
| BPRS | Brief Psychiatric Rating Scale |
| BPS | Société Belge de Psychologie |
| BPSD | Behavioral and Psychological Symptoms of Dementia |
| BPSD | Behavioural and Psychological Symptoms in Dementia |
| BPSD | Behavioural and Psychological Symptoms of Dementia |
| BPSU | Buddhism and Psychology Student Union |
| BRCS | Brief Religious Coping Scale |
| BRUMS | Brunel Mood Scale |
| BSA | Board of Scientific Affairs |
| BSCS | Biological Sciences Curriculum Study |