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English definition of “insulator”

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insulator

noun [C] uk   /ˈɪn.sjʊ.leɪ.tər/ us    /-t̬ɚ/
a material or covering that electricity, heat, or sound cannot go through: Generally, plastics tend to be good insulators.
Translations of “insulator”
in Chinese (Traditional) 絕緣體, (隔熱或隔音)物…
in Chinese (Simplified) 绝缘体, (隔热或隔音)物…
(Definition of insulator from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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