- cross bond
- cross bulkhead
- cross current
- cross dragline
- cross hole
- cross joint
- cross reinforcement
- cross stratification
- cross vein
- cross window
- cross-connect
- cross-cut
- cross-over
- cross-shaped
- cross-town
- cross-tunnel
- crossbar
- crossbar sling
- crossbolster
- crotch frog
- crown
- crown cover
- crown hinge
- crown joint
- crown pulley
- crowning
- croxed joint
- CRT controller
- cruciform
- crude asphalt
- crude gypsum
- crude moment
- crude tar
- crumble away
- crumbling
- crumpling
- crushed aggregate
- crushed gravel
- crushed sand
- crushed stone
- crusher hammer
- crusher jaw
- crusher operator
- crusher rotor
- crushing
- crushing crater
- crushing jaw
- crushing machine
- crushing plate
- crushing test
- crusting
- cryogen plant
- cryolite
- crypt-porticos
- crystal glaze
- crystal structure
- crystalline
- crystalline form
- crystalline glaze
- crystallized ore
- cubature
- cube specimen
- cubic
- cubic elasticity
- cubical elasticity
- cubicle
- cubiform
- cubs playground
- cudastral survey
- cultivation
- cultural center
- cultural centre
- culture
- culvert crossing
- culvert invert
- cumulative curve
- cumulative distances
- cupboard bolt
- cupboard panel
- cupboard partition
- cupola shop
- cupshake
- curb gutter
- curb roof
- curb stone
- curbed form
- curbstone
- cure period
- curing
- curing agent
- curing chamber
- curing cycle
- curing kiln
- curing membrane
- curing tunnel
- curious
- currency restrictions
- current collector
- currency
- current affairs