Definify.com

Webster 1913 Edition


Insulator

In′su-laˊtor

,
Noun.
1.
One who, or that which, insulates.

Webster 1828 Edition


Insulator

IN'SULATOR

,
Noun.
In electrical experiments, the substance or body that insulates, or interrupts the communication of electricity to surrounding objects; a non-conductor or electric.

Definition 2024


insulator

insulator

English

Noun

insulator (plural insulators)

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

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Latin

Verb

īnsulātor

  1. second-person singular future passive imperative of īnsulō
  2. third-person singular future passive imperative of īnsulō