AskDefine | Define insulator

Dictionary Definition

insulator n : a material such as glass or porcelain with negligible electrical or thermal conductivity [syn: dielectric, nonconductor] [ant: conductor]

User Contributed Dictionary

English

Etymology

-or insulate

Pronunciation

  • /ˈɪn.sjə.leɪ.tə(r)/, /"In.sj@.lEI.t@/

Noun

  1. A substance that does not transmit sound, heat (thermal insulator), or electricity (electrical insulator).
  2. A non-conductive structure or device that does not transmit sound, heat, or electricity
    To isolate electrical wires from the pylons supporting them, one often uses glass insulators.

Translations

substance
structure
  • Finnish: eristys (heat and sound), eristin (electricity)
  • Hungarian: szigetelés
  • Polish: izolator
  • Swedish: isolator

See also

Extensive Definition

Insulator may refer to:

See also

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