car bide

carbide

[kahr-bahyd, -bid]
noun
1.
a compound of carbon with a more electropositive element or group.
3.
a very hard mixture of sintered carbides of various heavy metals, especially tungsten carbide, used for cutting edges and dies.

Origin:
1860–65; carb- + -ide

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World English Dictionary
carbide (ˈkɑːbaɪd)
 
n
1.  See also acetylide a binary compound of carbon with a more electropositive element
2.  See calcium carbide

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Science Dictionary
carbide   (kär'bīd')  Pronunciation Key 
A chemical compound consisting of carbon and a more electropositive element, such as calcium or tungsten. Many carbides, especially those made of carbon and a metal, are very hard and are used to make cutting tools and abrasives.
The American Heritage® Science Dictionary
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