insulate

verb

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

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.
His accomplishments, though, could not insulate him from the blistering politics of the moment. Ginia Bellafante, New York Times, 4 Apr. 2025 Funds are bullish the court will advance their claims because the deal isn’t insulated by a majority vote of minority shareholders even though it was negotiated with a special committee of Endeavor’s independent directors. Winston Cho, HollywoodReporter, 3 Apr. 2025 Some pockets have special features, like being insulated for a water bottle. Bestreviews, Mercury News, 1 Apr. 2025 The leaves are a free mulch, suppressing weeds, insulating the soil, and self-composting into nutrients that will benefit the plants. Miri Talabac, Baltimore Sun, 27 Mar. 2025 See All Example Sentences for insulate

Word History

Etymology

Latin insula

First Known Use

circa 1741, in the meaning defined above

Time Traveler
The first known use of insulate was circa 1741

Browse Nearby Words

Cite this Entry

“Insulate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/insulate. Accessed 8 Apr. 2025.

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

More from Merriam-Webster on insulate

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!