CAV
- Boeing Cargo Air Vehicle
- CAV Murcia 2005
- CAV Thakral
- CAV-1 (disambiguation)
- CAV2
- CAV3 (disambiguation)
- Cardiac allograft vasculopathy
- Cav.
- Cavaliere
- Cavalleria rusticana
- Cavalry
- Cazombo Airport
- Chicken anaemia virus
- Clarion Municipal Airport
- Colegio Alemán de Valencia
- Combat Assault Vehicle
- Compressed-air vehicle
- Computer Aided Verification
- Connected and autonomous vehicle (disambiguation)
- Constant air volume
- Constant angular velocity
- Consumer Affairs Victoria
- County Cavan
- Curia advisari vult
- Lucas CAV
- Mark Cavendish
- X-41 Common Aero Vehicle