ˌ ̷ ̷ ̷ ̷ˈlāshən noun
( -s )
1.
a. : an act or action of insulating
work on the insulation of the house
b. : the quality or state of being insulated
his complete insulation in regard to current events
: isolation
insulation as a factor in evolution
2. : something that insulates ; usually : material that retards the passage of heat, electricity, or sound : nonconducting material that is used in insulating