nonconductor

noun
non·​con·​duc·​tor | \ˌnän-kən-ˈdək-tər \

Definition of nonconductor 

: a substance that conducts heat, electricity, or sound only in very small degree

First Known Use of nonconductor

1751, in the meaning defined above

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The first known use of nonconductor was in 1751

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More Definitions for nonconductor

nonconductor

noun
non·​con·​duc·​tor | \ˌnän-kən-ˈdək-tər \

Medical Definition of nonconductor 

: a substance that conducts heat, electricity, or sound only in very small degree

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