- capstan screw
- capstone
- capsule
- captive
- car jack
- car track
- caravanserai
- capillarity attraction
- capillary condensation
- capillary joint
- capillary permeability
- capillary rise
- capillary seepage
- capital budget
- capital investment
- caplastometer
- capping brick
- captation
- car
- car coupler
- car crash
- car lift
- car park
- car port
- car unloader
- carbon fibers
- carbon monoxide
- carbon paper
- carbonate hardness
- carburetor
- carburetor float
- carcassing timber
- card
- career
- caret
- carbamide resin
- carbon dioxide
- carbon electrode
- carbon paint
- Carbon steel
- carbon wire
- carbonate lime
- carbonation
- carbonation shrinkage
- carboniferous sandstone
- carburetor flange
- carcass
- card punch
- card reader
- cardboard
- cardboard roofing
- cardo
- carefree
- cargo
- cargo berth
- cargo terminal
- cargo tractor
- cargo warehouse
- caricature
- carinate anticline
- carnallite
- carnavon arch
- carpenters" nail
- carpenters" tool
- carpet tape
- carpet tile
- carpet underlay
- carry off
- carrying channel
- cartesian coordinates
- cartilage
- cartogram
- cartography
- carton
- cartoon
- cartridge
- cartridge tape
- cartway
- carved capital
- carver
- carving work
- cascade
- cascade compression
- case
- case rack
- cased pile
- casein glue
- casein paint
- casement fastener
- casement stay
- casement ventilator
- Cash flow
- cashcard
- casing expander
- casing spears
- casing trim
- casino
- cask hoop
- cast
- cast concrete