- Insulate is defined as to separate or keep from others.
- An example of insulate is wrapping vegetables in foil before grilling them next to a steak.
- An example of insulate is wrapping a hot water heater to prevent the heat of the water from escaping into the air.
A man insulates a building.
transitive verbinsulated, insulating
- to set apart; detach from the rest; isolate
- to separate or cover with a nonconducting material in order to prevent the passage or leakage of electricity, heat, sound, radioactive particles, etc.
Origin of insulate; from Classical Latin insulatus, made like an island ; from insula, isle
transitive verbin·su·lat·ed, in·su·lat·ing, in·su·lates
- To prevent the passage of heat, electricity, or sound into or out of, especially by surrounding or covering with a nonconducting material: insulate an attic.
- To cause to be in a detached or isolated position. See Synonyms at isolate.
Origin of insulateLatin īnsula, island + –ate1.
(third-person singular simple present insulates, present participle insulating, simple past and past participle insulated)