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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.
1830-40; Vulcan + -ite1 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for vulcanite
  • The device consisted of a flexible sheet of vulcanite that could be adjusted into a convex shape by means of adjustable cords.
  • The tip of the vulcanite sheet was held between the teeth, and the handle and cords held in the hand.
  • The microphone, earpiece, and battery case are all made of molded vulcanite.
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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