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[vuhl-kuh-nahyt] /ˈvʌl kəˌnaɪt/
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.
Also called ebonite.
Origin of vulcanite
1830-40; Vulcan + -ite1 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for vulcanite
Historical Examples
  • It consisted of a short vulcanite handle, from which extended two flat steel supports, terminating in vulcanite ear-plates.

    The Green Rust Edgar Wallace
  • “You sling this on,” handing the other a vulcanite water bottle.

  • When gelatine is substituted for vulcanite, the humidity of the atmosphere can also be measured in the same way.

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

  • The reels which we consider best are made of bronzed metal and vulcanite: they are light, and stand a lot of wear.

    Scotch Loch-Fishing AKA Black Palmer, William Senior
  • This is accomplished by means of a thermostatic bar made of plates of brass and vulcanite fastened together.

  • The way in which the couch is insulated, the vulcanite collar, the rubber pillow, all lead to the same conclusion.

    The Soul Stealer Cyril Arthur Edward Ranger Gull
  • vulcanite mouthpieces are usually sold already finished direct to the pipe makers.

    Tobacco Leaves W. A. Brennan
  • With a thin disc of vulcanite as receiver, the dark heat rays which pass through an opaque screen were found to yield a note.

  • Eb′onist, a worker in ebony; Eb′onite, vulcanite (see under Vulcan).

British Dictionary definitions for vulcanite


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, etc Also 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
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