Dictionary.com
definitions
  • synonyms

Alundum

[uh-luhn-duh m]
See more synonyms on Thesaurus.com
Trademark.
  1. a brand name for a substance consisting of fused alumina, used chiefly as an abrasive and as a refractory.
Show More
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for alundum

Historical Examples

  • Emery, carborundum and alundum wheels are developed from the grindstone of the distant past.

    Inventors at Work

    George Iles


British Dictionary definitions for alundum

Alundum

noun
  1. trademark a hard material composed of fused alumina, used as an abrasive and a refractory
Show More
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