steady-state magnetic field 稳恒磁场，稳定磁场
- Calkin
- Calkin algebra
- calla
- callable statement
- call accept packet
- Callan
- Callandreau
- call and response pattern
- Callan-Symanzik equation
- callatome
- callback
- call by name
- call-by-need
- call by reference
- call by value
- call center system
- callee
- Callen Welton FD theorem
- Callen-Welton F-D theorem
- caller
- Callet
- callicarpa leaf
- Call, I Follow, I Follow, Let Me Die!
- Calligonum spp. Desert
- Calligraph Entitled Letter to Imperial Messenger Liu