PCR
- Amdo Tibetan
- COVID-19 testing
- Germán Olano Airport
- Palestinian Center for Rapprochement between Peoples
- Pancritical rationalism
- Parti Communiste Réunionnais
- Partido Comunista Revolucionario (disambiguation)
- Partido Comunista Revolucionário
- Partido Cívico Renovador
- Partidul Comunist Român
- Passport Carrier Release
- Paul Cruickshank Racing
- Pavement Classification Rating
- Peak cell rate
- Phosphocreatine
- Police control room
- Police of the Czech Republic
- Polymerase chain reaction
- Post-consumer resin
- Practical Chinese Reader
- Principal component regression
- Production control room
- Program clock reference
- Protein/creatinine ratio
- Put/call ratio
- Trusted Execution Technology
- XM PCR