Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

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)
Focus on the pronunciation of insulate

More definitions for “insulate”

Definitions of “insulate” in other dictionaries

Word of the Day

handout

a document given to students or reporters which contains information about a particular subject

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More