nonconductor

[ non-kuh n-duhk-ter ]
/ ˌnɒn kənˈdʌk tər /

noun

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

Origin of nonconductor

First recorded in 1745–55; non- + conductor

OTHER WORDS FROM nonconductor

non·con·duct·ing, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for nonconductor

British Dictionary definitions for nonconductor

nonconductor
/ (ˌnɒnkənˈdʌktə) /

noun

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