| Abbreviation | Definition |
|---|---|
| PRC | Panleukopenia, Rhinotracheitis, and Calici |
| PRC | Permanent Resident Cat |
| PRC | Pesticide Residues Committee (of DEFRA) |
| PRCD | Progressive Rod Cone Degeneration |
| PRIM&R | Public Responsibility in Medicine and Research |
| PRVH | Perkins Road Veterinary Hospital |
| PRVH | Port Royal Veterinary Hospital |
| PSA | Poor Stray Animal |
| PSA | Poultry Science Association |
| PSBR | Pennsylvania Society for Biomedical Research |
| PSD | Pesticides Safety Directorate |
| PSGB | Primate Society of Great Britain |
| PSI | Pharmaceutical Society of Ireland |
| PSIC | Primate Supply Information Clearinghouse |
| PSSM | Polysaccharide Storage Myopathy |
| PTIA | Pet Trade Industry Association |
| PTL | Purple Tailed Lizard |
| PUD | Pick Up Dogs |
| PVD | Posterior Vitreous Detachment |
| PVM | Professional Veterinary Medicine |