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.
The brand also shared with PEOPLE that the tiny home’s walls are insulated for all-year comfort and soundproof to ensure privacy between rooms. Toni Sutton, People.com, 16 Mar. 2025 Only Rob, the youngest of the Ford siblings, grew up relatively insulated from the family’s chaos, although his turn would come. Chris Jones, The Atlantic, 14 Mar. 2025 Three concentric photon shields extend from the top of the spacecraft to insulate the telescope's optics and detectors from light from the Sun and the Earth. Ars Technica, 13 Mar. 2025 Trap cropping with nasturtiums is especially handy for controlling aphid issues, but nasturtiums can also be planted as a living mulch to insulate the soil and keep lettuce beds from drying out too quickly. Lauren Landers, Better Homes & Gardens, 12 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 19 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

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