Insulator

Definitions

1. A substance that does not transmit heat (thermal insulator), sound (acoustic insulator) or electricity (electrical insulator).
2. A non-conductive structure, coating or device that does not transmit sound, heat or electricity (see image)
3. A person who installs insulation.

Equivalents

Examples

“To isolate electrical wires from the pylons supporting them, one often uses glass insulators.”

“Alan Vasen worked as an insulator at this site from September 1968 through mid-April 1969. Mr. Vasen installed thousands of lineal feet of asbestos pipe covering and thousands of square feet of asbestos block⟳ insulation throughout the operating units of the Benicia refinery.”

CEFR level