Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “insulation”

See all translations

insulation

noun [U] uk   /ˌɪn.sjʊˈleɪ.ʃən/ us  
the act of covering something to stop heat, sound, or electricity from escaping or entering, or the fact that something is covered in this way: The animal's thick fur provides very good insulation against the arctic cold. material that is used to stop heat, sound, or electricity from escaping or entering: Glass fibre is often used as roof insulation.
Translations of “insulation”
in Chinese (Traditional) 隔熱, 隔音, 絕緣…
in Russian изоляционный материал, изоляция…
in Turkish yalıtım/izolasyon maddesi, yalıtım, yalıtma…
in Chinese (Simplified) 隔热, 隔音, 绝缘…
in Polish izolacja…
(Definition of insulation from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of insulation?
Add Cambridge dictionaries to your browser to your website

Definitions of “insulation” in other dictionaries

Word of the Day

past participle

the form of a verb, usually made by adding -ed, used in some grammatical structures such as the passive and the present perfect

Word of the Day

Euphemisms (Words used to Avoid Offending People)

by Kate Woodford,
March 04, 2015
​​​ We recently looked at the language that we use to describe lies and lying. One area of lying that we considered was ‘being slightly dishonest, or not speaking the complete truth’. One reason for not speaking the complete truth is to avoid saying something that might upset or offend people. Words and

Read More 

snapchat verb

March 02, 2015
to send someone a message using the photomessaging application Snapchat We used to have a thing until he got a girlfriend. now

Read More