English abbreviations from chap to chc
- CHAP (Challenge-Handshake Authentication Protocol)
- CHAPS (Clearing House Automated Payment System)
- char (character)
- CHARA ((organization) Center for High Angular Resolution Astronomy)
- CHARC (Counterintelligence and HUMINT (Human Intelligence) Analysis and Requirements Cell)
- CHARGE syndrome (Coloboma of the eye)
- Charlie Foxtrot (Cluster Fuck)
- CHARM (Challenger chieftain armament)
- CHARTS (Compact Hydrographic Airborne Rapid Total Survey)
- Chas. (Charles)
- CHAS (Children's Hospice Association of Scotland)
- CHASE (Cut Holes And Sink 'Em)
- CHASS (College of Humanities And Social Sciences)
- CHAT (Communication Hearing And Talking)
- CHATS (Creating Healthy Attitudes Through Sharing)
- CHAV (Council House-Associated Vermin (UK))
- Chaz (Charles)
- CHB (Chilas Airport)
- CHBDL (Common High Bandwidth Data Link)
- CHC (Christchurch International Airport)