| Acronym | Definition |
|---|
| OTPP➣Ontario Teachers' Pension Plan (Canada) |
| OTPP➣Oolong Tea Polymerized Polyphenols |
| OTPP➣Oriented to Time, Place and Person (medical status) |
| OTPP➣Occupational Therapy Post-Professional (Dalhousie University; Canada) |
| OTPP➣Other Than Private Passenger (commercial insurance business) |
| OTPP➣Ocean Thermal Power Plant |