| Abbreviation | Definition |
|---|---|
| PPLS | Philosophy Psychology and Language Sciences |
| PPLS | Philosophy Psychology Language Sciences |
| PPLS | Psychology and Language Sciences |
| PPNE | Psychoanalytic Psychotherapy North East |
| PPOM | Positive Psychology Outcome Measure |
| PPPE | Preventative Psychological Protective Equipment |
| PPRS | Psychology and Psychotherapy Research Study |
| PPS | Peter Pan Syndrome |
| PPSC | Psychoanalytic Psychotherapy Study Center |
| PPWB | Positive Psychological Well Being |
| PQ | Psychology Question |
| PRA | Psychological Resource Associates |
| PRAM | Psychology of Religion Agency and Morality |
| PRIA | Psychology Research in Action |
| PROS | Personalized Recovery-Oriented Services |
| PRP | Psychology Research Pool |
| PRSC | Psychology Research and Services Center |
| PSA | Psychology Student Alliance |
| PSB | Psychology and Social Behavior |
| PSC | Psychological Services Center |