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Carborundum

American  
[kahr-buh-ruhn-duhm] / ˌkɑr bəˈrʌn dəm /
Trademark.
  1. a form of manufactured silicon carbide used industrially as an abrasive and refractory.


Carborundum British  
/ ˌkɑːbəˈrʌndəm /

noun

    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

Example Sentences

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Carborundum is silicon carbide, SiC, a very hard material used as an abrasive on sandpaper and in other applications.

From Textbooks Feb. 14, 2019

When Carborundum rejected that offer, a furious auction began that finally concluded early last week in the Manhattan offices of Morgan Stanley & Co., which represented Carborundum.

From Time Magazine Archive

For Carborundum stockholders and some arbitragers like Goldman, Sachs and Salomon Bros., it was a satisfying deal, to say the least.

From Time Magazine Archive

Curtiss-Wright told Kennecott's shareholders that it would raise most of the money by having Kennecott sell Carborundum, for $567 million or a bit less.

From Time Magazine Archive

Carborundum, being harder and sharper than emery, has replaced it very largely.

From A Text-Book of Precious Stones for Jewelers and the Gem-Loving Public by Frank Bertram Wade

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