insulation
noun
in·su·la·tion
ˌin(t)-sə-ˈlā-shən 
1
: material used in insulating
2
a
: the state of being insulated
b
: the action of insulating
Examples of insulation in a Sentence
These materials provide the insulation needed in cold weather.
she had grown up in such rural insulation that she'd never met anyone of a different race
Recent Examples on the Web
For players like Verhulst, there’s an additional layer of insulation from the crowd, and other teams too, due to the layout of the arena.
—
Christopher Cruz, Rolling Stone, 22 Feb. 2025
In agreeing with that view, Ms. Harris pointed to a 2010 Supreme Court ruling that struck down a statute in which Congress had set up a certain government agency to have two layers of insulation from presidential control.
—Charlie Savage, New York Times, 21 Feb. 2025
Related Articles The Athena will use a multilayer insulation blanket made from the Sun Deflector material to cover its top deck and reflect solar radiation away from its batteries and avionics.
—Jean E. Palmieri, WWD, 19 Feb. 2025
The arch, toes, and heels have a dense layer of wool reinforcement that feels both protective and perfect for cold-weather hikes, adding an extra layer of insulation from the ground.
—Maggie Slepian, Travel + Leisure, 11 Feb. 2025
See All Example Sentences for insulation
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Christopher Cruz, Rolling Stone, 22 Feb. 2025
In agreeing with that view, Ms. Harris pointed to a 2010 Supreme Court ruling that struck down a statute in which Congress had set up a certain government agency to have two layers of insulation from presidential control.
—Charlie Savage, New York Times, 21 Feb. 2025
Related Articles The Athena will use a multilayer insulation blanket made from the Sun Deflector material to cover its top deck and reflect solar radiation away from its batteries and avionics.
—Jean E. Palmieri, WWD, 19 Feb. 2025
The arch, toes, and heels have a dense layer of wool reinforcement that feels both protective and perfect for cold-weather hikes, adding an extra layer of insulation from the ground.
—Maggie Slepian, Travel + Leisure, 11 Feb. 2025
See All Example Sentences for insulation
Cite this Entry
“Insulation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/insulation. Accessed 11 Mar. 2025.
Copy CitationKids Definition
insulation
noun
in·su·la·tion
ˌin(t)-sə-ˈlā-shən
1
: the act of insulating : the state of being insulated
2
: material used in insulating
Medical Definition
insulation
noun
in·su·la·tion
ˌin(t)-sə-ˈlā-shən
1
: the action of separating a conductor from conducting bodies by means of nonconductors so as to prevent transfer of electricity, heat, or sound
also
: the state resulting from such action
2
: material used to provide insulation
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