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English definition of “insulate”

insulate

verb [T] (COVER)    /ˈɪn.sjʊ.leɪt/
to cover and surround something with a material or substance in order to stop heat , sound , or electricity from escaping or entering : You can insulate a house against heat loss by having the windows double-glazed.Isolating and separatingElectricity and electronics
(Definition of insulate verb (COVER) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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