(chemistry) Any binary compound of carbon and a more electropositive element / (chemistry) The polyatomic ion C₂²⁻, or any of its salts. / (chemistry) The monatomic ion C⁴⁻, or any of its salts.

plural of carbide

(chemistry) A binary compound of silicon and carbon, SiC; it is one of the hardest known materials, and is used as an abrasive, under the trade name Carborundum, and as a refractory material.

(inorganic chemistry) A black, solid, of formula CaC₂, manufactured from lime and carbon at high temperatures; reacts with water to form acetylene.

(inorganic chemistry) a very hard, grey compound, chemical formula WC, used as an abrasive.

(inorganic chemistry) A binary compound of boron and carbon, B₄C, that is a very hard ceramic, and is used in tank armour, bulletproof vests etc.

(chemistry) A very hard ceramic material with chemical formula TiC, used in tool bits and in the preparation of cermets

A simple lamp that produces and burns acetylene (C₂H₂) created by the reaction of calcium carbide (CaC₂) with water.

A carbon planet.

(metallurgy) A compound of iron with carbon (Fe₃C).