Wikipedia
PCAS
PCAS can stand for:
- Portable Collision Avoidance System
- Persistent Close Air Support
- Personal Carbon Allowances, a concept in Personal carbon trading
- Planet-Crossing Asteroid Survey
- Portable Collision Avoidance System or Passive Collision Avoidance System
- Polytechnics Central Admissions System
- PSHE and Citizenship Advisory Service
- Postgraduate Certificate in Antarctic Studies at University of Canterbury