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in·su·la·tor
 insulator
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- pronunciation:
- In
s
leI
tr
| part of speech: |
noun |
| definition 1: |
a person, thing, or material that insulates.
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| definition 2: |
a material or device that does not conduct electricity, such as an object of glass or porcelain, that is used to insulate and support electric wires.
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