nonconductor

[non-kuhn-duhk-ter]

noun

1. a substance that does not readily conduct heat, sound, or electricity.

nonconductor

/ ˌnɒnkənˈdʌktə /

noun

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

Other Word Forms

• nonconducting adjective

Word History and Origins

Origin of nonconductor¹

First recorded in 1745–55; non- + conductor

Example Sentences

“Dielectric material acts as a nonconductor to a direct electric current and is used to help ensure that an electro-static discharge does not accidentally set off the main charge of the weapon.”

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As is well known, gases under ordinary conditions are nonconductors.

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The hair furnishes protection against extreme and sudden variations of temperature by reason of the fact that hairs are poor conductors of heat, and inclose between them a still layer of air, itself a nonconductor.

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Long before electricity was invented, human nature knew all about interposing nonconductors between itself and the truth.

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It is a remarkably good nonconductor of electricity, and therefore it has been generally used to protect ocean cables, though recently rubber has been taking its place.

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