| ASCII | American Standard Code for Information Interchange |
|---|---|
| BASIC | Beginner's All-Purpose Symbolic Introduction Code |
| CAC | cardiac-accelerator center; cardiac arrest code; circulating anticoagulant |
| CB | Bachelor of Surgery [Lat. Chirurgiae Baccalaureus]; calcium blocker; carbenicillin; carotid body; ch... |
| CFR | case-fatality ratio; citrovorum-factor rescue; Code of Federal Regulations; complement-fixation reac... |