- cone-shaped
- conference
- conference session
- confidence factor
- configuration
- configuration matrix
- configuration space
- configure
- confined flow
- confinement
- confinement reinforcement
- confining layer
- confirm
- conflict
- conformal connection
- conformal mapping
- conformance
- conformation
- confounding
- confusion
- congealing
- congelation
- congelation temperature
- commute
- compact
- compact disc
- compact disk
- compact earth
- compact ore
- compacted sand
- compactibility
- compacting
- compacting equipment
- compaction
- compaction energy
- compactness
- compactor
- compander
- companion member
- companion specimen
- company law
- comparability test
- comparative rabal
- comparative value
- comparator circuit
- comparing element
- comparison
- comparison circuit
- comparison element
- comparison unit
- compartment
- compartment drier
- compartmented insert
- compass circle
- compass dial
- compass input
- compass north
- compass saw
- compatible software
- compensated loop
- compensated regulator
- compensating
- compensating bar
- compensating capacitor
- compensating circuit
- compensating coupling
- compensating gear
- compensating recorder
- compensation
- compensation theorem
- compensation winding
- compensator-spring
- competence
- compile
- complement base
- complementarity problem
- complementary angle
- complementary energy
- complementary function
- complementary operations
- complementary wave
- complementation
- complete
- complete carry
- complete lubrication
- complete reaction
- completion code
- complex
- complex amplitude
- complex data
- complex integer
- complex sound
- complicated
- compliment
- compo mortar
- component error
- component generator
- comport
- compose
- composite