casing spider - cherry coal
- Cenomanian
- Cenomanian stage
- cenophytic
- cenosite
- cenosteum
- cenote
- cenotypal
- cenotype
- Cenozoic
- Cenozoic era
- Cenozoic group
- Cenozoid
- cenozone
- cenozoology
- cental
- center
- center of action
- centered tool
- centering
- central
- central canal
- central capsule
- central cavity
- central chamber
- central chute
- central core
- central eruption
- central mine drainage
- central mixed concrete
- central production shaft
- central type volcano
- central ventilation
- central water mass
- central-loop configuration
- centrale
- centralized sonde
- centralized tool
- centrallassite
- centrally loaded
- centrally sunken