/ ˈkɑːbən; NAmE ˈkɑːrb-/ noun
[ U ] ( symb C ) a chemical element. Carbon is found in all living things, existing in a pure state as diamond, graphite and buckminsterfullerene :
[ C ] = carbon copy
[ C ] a piece of carbon paper
late 18th cent.: from French carbone , from Latin carbo , carbon- coal, charcoal.