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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.
Low- and middle-income Americans face a cash crunch Rising stock prices and home values have insulated top earners from a cash crunch that has afflicted the less affluent. Daniel De Visé, USA Today, 25 Nov. 2025 Her relaxed suede style similar to this on-sale pair offers plenty of room for plush socks that will insulate your legs with another layer of warmth. Nicol Natale, PEOPLE, 24 Nov. 2025 Privacy like nowhere else Few properties can claim their own enclave entirely, untouched by neighbors and insulated by evergreens, like this one does. Sacbee.com, 22 Nov. 2025 That could help insulate Nvidia even if returns from new AI applications are smaller than expected or take longer to arrive than planned. Clare Duffy, CNN Money, 22 Nov. 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 26 Nov. 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

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