insulation

noun in·su·la·tion \ ˌin(t)-sə-ˈlā-shən \
Updated on: 12 Dec 2017

Definition of insulation

1 a : the action of insulating
b : the state of being insulated
2 : material used in insulating

Examples of insulation in a Sentence

  1. These materials provide the insulation needed in cold weather.

  2. she had grown up in such rural insulation that she'd never met anyone of a different race

Recent Examples of insulation from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'insulation.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of insulation

1798


INSULATION Defined for English Language Learners

insulation

noun

Definition of insulation for English Language Learners

  • : a material or substance that is used to stop heat, electricity, or sound from going into or out of something : a material that insulates something

  • : the quality or state of being insulated

  • : the act of insulating something


INSULATION Defined for Kids

insulation

noun in·su·la·tion \ ˌin-sə-ˈlā-shən \

Definition of insulation for Students

1 : material that is used to stop the passage of electricity, heat, or sound from one conductor to another
2 : the act of insulating : the state of being insulated
  • insulation of wires

Medical Dictionary

insulation

noun in·su·la·tion \ ˌin(t)-sə-ˈlā-shən \

medical Definition of insulation

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

insulate

play \ˈin(t)-sə-ˌlāt\ transitive verb insulated; insulating


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