A substance that does not transmit heat (thermal insulator), sound (acoustic insulator) or electricity (electrical insulator).

plural of insulator

To separate, detach, or isolate. / To separate a body or material from others, e.g. by non-conductors to prevent the transfer of electricity, heat, etc.

Third-person singular simple present indicative form of insulate

present participle of insulate

That insulates.

The act of insulating; detachment from other objects; isolation. / The state of being insulated; detachment from other objects; isolation.

simple past tense and past participle of insulate

Protected from heat, cold, noise etc, by being surrounded with an insulating material. / Placed or set apart.

Serving to insulate