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[kahr-buh-ruhn-duh m] /ˌkɑr bəˈrʌn dəm/
any of various abrasives or refractories of silicon carbide, fused alumina, and other materials. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for Carborundum


  1. any of various abrasive materials, esp one consisting of silicon carbide
  2. (as modifier): a Carborundum wheel
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for Carborundum

silicon carbide used as an abrasive, (reg. trademark U.S. June 21, 1892, by Carborundum Co. of Monongahela City, Pa.), from carbon + corundum.

Online Etymology Dictionary, © 2010 Douglas Harper
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Slang definitions & phrases for Carborundum


Related Terms

illegitimati non carborundum

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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Encyclopedia Article for Carborundum

exceedingly hard, synthetically produced crystalline compound of silicon and carbon. Its chemical formula is SiC. Since the late 19th century silicon carbide has been an important material for sandpapers, grinding wheels, and cutting tools. More recently, it has found application in refractory linings and heating elements for industrial furnaces, in wear-resistant parts for pumps and rocket engines, and in semiconducting substrates for light-emitting diodes.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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