tungsten carbide

Noun

 * 1)  a very hard, grey compound, chemical formula WC, used as an abrasive.

Usage notes
Also called borium. Not to be confused with bohrium, which is an element, not a compound.

Translations

 * German: Wolframcarbid, Wolframkarbid
 * Italian: carburo di tungsteno
 * Spanish: carburo de tungsteno