insulation

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

Definition of insulation

  1. 1a :  the action of insulatingb :  the state of being insulated

  2. 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>

1798

First Known Use of insulation

1798


INSULATION Defined for English Language Learners

insulation

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

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

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

Definition of insulation for Students

  1. 1 :  material that is used to stop the passage of electricity, heat, or sound from one conductor to another

  2. 2 :  the act of insulating :  the state of being insulated <insulation of wires>


Medical Dictionary

insulation

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

Medical Definition of insulation

  1. 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. 2:  material used to provide insulation

insulate

\ˈin(t)-sə-ˌlāt\play transitive verb

insulated

;

insulating



Seen and Heard

What made you want to look up insulation? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

related through a mother

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • m-ws-new-words-quiz
  • Which word means "inability to recognize faces"?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ