| Acronym | Definition |
|---|
| P&T | Patent and Trademark |
| P&T | Professional and Technical (various locations) |
| P&T | Post and Telegraph (various locations) |
| P&T | Permanent & Total (US VA disability) |
| P&T | Penn & Teller (entertainers) |
| P&T | Purge and Trap (gas chromatography) |
| P&T | Pan and Tilt (photography) |
| P&T | Products and Technology |
| P&T | Personnel & Training |
| P&T | Pharmacy & Therapeutics (journal) |
| P&T | postal and telecommunications |
| P&T | Packaging and Transportation |
| P&T | Partitioning & Transmutation |
| P&T | Party & Travel |
| P&T | Posts & Timbers (lumber/forest products industry) |
| P&T | Petit et Trappu (French) |
| P&T | Preliminary & Tentative (various organizations) |