insulate

verb

in·​su·​late ˈin(t)-sə-ˌlāt How to pronounce insulate (audio)
insulated; insulating
Synonyms of insulatenext

transitive verb

: to place in a detached situation : isolate
especially : to separate from conducting bodies by means of nonconductors so as to prevent transfer of electricity, heat, or sound

Examples of insulate in a Sentence

They used a special type of fiberglass to insulate the attic. a material that is able to insulate against cold The company has tried to insulate itself from the region's political turmoil. I wish I could insulate my children from painful experiences.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
And unlike CDs, your account won't be insulated from those rate changes, which only occur when your account matures. Aly J Yale, CBS News, 4 Mar. 2026 There are vanishingly few districts that are genuinely up for grabs, and that means politicians from each party are increasingly insulated from public opinion and, therefore, from the effects of their policies. Ian Crouch, New Yorker, 4 Mar. 2026 The idea is that companies with real assets will be insulated from AI disrupting their business models. Davis Giangiulio, CNBC, 4 Mar. 2026 The vineyard portion of the property has a separate service entrance and room to park more than 600 cars for events, keeping the main residential core insulated from traffic and activity. David Caraccio march 4, Sacbee.com, 4 Mar. 2026 See All Example Sentences for insulate

Word History

Etymology

Latin insula

First Known Use

1742, in the meaning defined above

Time Traveler
The first known use of insulate was in 1742

Browse Nearby Words

Cite this Entry

“Insulate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/insulate. Accessed 10 Mar. 2026.

Kids Definition

insulate

verb
in·​su·​late ˈin(t)-sə-ˌlāt How to pronounce insulate (audio)
insulated; insulating
: to place in a detached situation : isolate
especially : to separate from conducting bodies by means of nonconductors so as to prevent transfer of electricity, heat, or sound
Etymology

from Latin insula "island" — related to isle, isolate, peninsula

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