insulator

Phonetic Respelling: [ in-suh-ley-ter, ins-yuh- ]

Definition:

n. 1 a material that limits the amount of heat that passes through it; 2 material that doesn't allow electrons to move through it easily

Sentence:

I put a rubber insulator on the wire.

More example sentences:

I put a rubber insulator on the wire.

Hear it

Synonyms:

dielectric;nonconductor; insulatingmaterial

Antonyms:

conductor