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nonconductor

[non-kuh n-duhk-ter]
See more synonyms for nonconductor on Thesaurus.com
noun
  1. a substance that does not readily conduct heat, sound, or electricity.
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Origin of nonconductor

First recorded in 1745–55; non- + conductor
Related formsnon·con·duct·ing, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for non-conductor

protector, nonconductor

Examples from the Web for non-conductor

Historical Examples of non-conductor

  • Emerson, in perfect agreement with this estimate says, "Her pen was a non-conductor."

    Daughters of the Puritans

    Seth Curtis Beach

  • This layer of fat is a non-conductor of cold and in due time is drawn on for food.

    The Grizzly

    Enos A. Mills

  • Later on I realized my mistake because my French is a non-conductor of profanity.

    An African Adventure

    Isaac F. Marcosson

  • Mancinelli must for once have wished himself a non-conductor?

  • Because the down is a non-conductor of heat, and black the warmest colour.


British Dictionary definitions for non-conductor

nonconductor

noun
  1. a substance that is a poor conductor of heat, electricity, or sound
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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