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Carborundum

[kahr-buh-ruhn-duh m] /ˌkɑr bəˈrʌn dəm/
Trademark.
1.
any of various abrasives or refractories of silicon carbide, fused alumina, and other materials.
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Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for Carborundum

Carborundum

/ˌkɑːbəˈrʌndəm/
noun
1.
trademark
  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
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for Carborundum
n.

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

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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