from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An extremely hard, fine gray powder whose composition is WC, used in tools, dies, wear-resistant machine parts, and abrasives.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. a very hard, grey compound, chemical formula WC, used as an abrasive.
Sorry, no etymologies found.
His nickname's tungsten carbide - that's the hardest of all metals and it saws through steel.