insulate

[in-suh-leyt, ins-yuh-]

verb (used with object)

insulated, insulating 

1. to cover, line, or separate with a material that prevents or reduces the passage, transfer, or leakage of heat, electricity, or sound.

   to insulate an electric wire with a rubber sheath; to insulate a coat with down.

2. to place in an isolated situation or condition; segregate.

insulate

/ ˈɪnsjʊˌleɪt /

verb

1. to prevent or reduce the transmission of electricity, heat, or sound to or from (a body, device, or region) by surrounding with a nonconducting material

2. to isolate or detach

Other Word Forms

• noninsulating adjective
• preinsulate verb (used with object)
• reinsulate verb (used with object)
• superinsulated adjective
• uninsulated adjective
• well-insulated adjective

Word History and Origins

Origin of insulate¹

First recorded in 1530–40, insulate is from the Latin word insulātus made into an island. See insula, -ate ¹

Word History and Origins

Origin of insulate¹

C16: from Late Latin insulātus: made into an island

Example Sentences

Audits are currently only being carried out on homes insulated since 2022 because, ministers argue, ''current data suggests there is not a widespread issue'' in earlier schemes.

From BBC

But there are other systemic issues driving the public anger: political corruption, social inequality and economic headwinds from which the rich and powerful seem unfairly insulated.

From BBC

Republicans in Congress attempted to design their “big beautiful” budget bill to insulate themselves from the political consequences of slashing benefits for millions of Americans while cutting taxes for the rich.

From Salon

People on low incomes may also be eligible for grants to help with insulating their homes.

From BBC

As a consequence, more people have died; areas of Mexico previously insulated from the cartels are now on the front lines.

From Los Angeles Times

Related Words

• cushion 
• isolate 
• seclude 
• sequester 
• shield 
• wrap