vulcanite

[vuhl-kuh-nahyt]
noun
  1. a hard, readily cut and polished rubber, obtained by vulcanizing rubber with a large amount of sulfur, used in the manufacture of combs, buttons, and for electric insulation.

Origin of vulcanite

First recorded in 1830–40; Vulcan + -ite1
Also called ebonite.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for vulcanite

vulcanite

noun
  1. a hard usually black rubber produced by vulcanizing natural rubber with large amounts of sulphur. It is resistant to chemical attack: used for chemical containers, electrical insulators, etcAlso called: ebonite
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