noun \ˌin(t)-sə-ˈlā-shən\

Definition of INSULATION

: 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
: material used to provide insulation
in·su·late \ˈin(t)-sə-ˌlāt\ transitive verb, in·su·lat·ed in·su·lat·ing

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