Antonyms of noun insulator

1 sense of insulator

Sense 1
insulator, dielectric, nonconductor -- (a material such as glass or porcelain with negligible electrical or thermal conductivity)
       Antonym of conductor (Sense 2)
      => conductor -- (a substance that readily conducts e.g. electricity and heat)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun insulator

1 sense of insulator

Sense 1
insulator, dielectric, nonconductor -- (a material such as glass or porcelain with negligible electrical or thermal conductivity)
       => material, stuff -- (the tangible substance that goes into the makeup of a physical object; "coal is a hard black material"; "wheat is the stuff they use to make bread")

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