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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

Curtiss-Wright is openly declaring its intention to make Kennecott sell off Carborundum, an abrasives manufacturer that Kennecott acquired only three months ago for $571 million.

From Time Magazine Archive

Founded in 1891, Carborundum, which has 85 plants in 24 countries, produces more than 2,000 industrial products ranging from air filters to diesel engine camshafts.

From Time Magazine Archive

Instead, Chairman Milliken, apparently fearing an unfriendly takeover attempt, paid $66 a share for Carborundum.

From Time Magazine Archive

In the foreground are the fused masses of the product Courtesy of the Carborundum Co.,

From Creative Chemistry Descriptive of Recent Achievements in the Chemical Industries by Edwin E. Slosson

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