• synonyms


  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.
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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

Examples from the Web for vulcanite

Historical Examples of vulcanite

  • "Price—private—no passport," he shouted into the vulcanite ear.

    The King of Alsander

    James Elroy Flecker

  • The uses of gutta-percha and of vulcanite, which is manufactured from it, are very varied.

    The Romance of Plant Life

    G. F. Scott Elliot

  • “You sling this on,” handing the other a vulcanite water bottle.

  • It is then water-proofed with vulcanite water-proofing and gravel.

  • This is accomplished by means of a thermostatic bar made of plates of brass and vulcanite fastened together.

British Dictionary definitions for vulcanite


  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
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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