- chrome paper
- chrome yellow
- chronicle
- church
- churn drill
- chute
- ciborium
- cigar lighter
- cinder block
- cinema studio
- cinematically admissible
- cinqfoil
- cinquefoil arch
- cipoletti weir
- circuit
- circuit closer
- circuit railroad
- circular curve
- circular foundation
- circular level
- circular railway
- chromaticity diagram
- chronometer
- chrysolite
- chuck drill
- chuff brick
- church architecture
- cinder
- cinder concrete
- cineritious tuff
- cinquefoil
- cipher
- cirb dam
- circle cutter
- circle method
- circle reading
- circle trowel
- circular bar
- circular section
- circular shaft
- circular stair
- circular tank
- circular track
- circulating capital
- circulation area
- circulation diagram
- circulation pipe
- circulation system
- circus cutting
- cistern board
- cite
- citify
- city planning
- civil boundary
- civil engineering
- civil status
- cladding
- circulating load
- circulation boiler
- circulation design
- circulation ratio
- circulation space
- circumferential stress
- circus ring
- cistern
- citation
- city gas
- city highway
- city panorama
- civic design
- civil aviation
- civil war
- civilize
- cladding skin
- clamminess
- clamping box
- clamping screw
- clap
- clarification shaft
- clarification zone
- clarifier-digester
- classic order
- classifying chute
- clastic
- clastic solid
- clause
- clay core
- clay embankment
- clay marl
- clay sealing
- clay slip
- clay tile
- clayed
- clayey
- clayish
- clean aggregate
- cleaning
- cleaning blower
- clear away
- clear breach