Carborundum

/ˌkɑːbəˈrʌndəm/

Origin

Late 19th century (originally US, as a trademark): blend of carbon and corundum. (Source: lexico.com)

Definitions of Carborundum

Carborundum

noun

  1. trademark any of various abrasive materials, esp one consisting of silicon carbide (as modifier)a Carborundum wheel

dictionary.com

Carborundum

noun

  1. A very hard black solid consisting of silicon carbide, used as an abrasive.

lexico.com

Carborundum

trademark

  1. —used for various abrasives

merriam-webster.com

Example sentences for Carborundum

  1. In general, only a little grinding will be required, and one small pinch of carborundum or emery will be ample.
  2. You will notice that the electrical energy expended in this establishment is double that used in the manufacture of carborundum.
  3. Of all the bodies tried there were two which withstood best—diamond and carborundum.
  4. Grind with emery or carborundum, as described under a previous head.
  5. I started out with school teaching, then I got hold of a good thing in the way of Carborundum and made grindstones.
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