Simple Definition of insulator
: a material that allows little or no heat, electricity, or sound to go into or out of something
Examples of insulator
Metal is not a good insulator.
First Known Use of insulator
Rhymes with insulator
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INSULATOR Defined for Kids
Definition of insulator
: a material (as rubber or glass) that is a poor conductor of electricity, heat, or sound
Medical Definition of insulator
: a material that is used to provide insulation; also : a device made of such material
Seen and Heard
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