Insulate Definition

ĭnsə-lāt, ĭnsyə-
insulated, insulates, insulating
insulated, insulates, insulating
To set apart; detach from the rest; isolate.
Webster's New World
To separate or cover with a nonconducting material in order to prevent the passage or leakage of electricity, heat, sound, radioactive particles, etc.
Webster's New World
To cause to be in a detached or isolated position.
American Heritage

To separate a body or material from others, eg. by non-conductors to prevent the transfer of electricity, heat, etc.

Ceramic can be used to insulate power lines.

Origin of Insulate

  • From Late Latin insulatus (“made like an island”), past participle of insulare (“to make like an island”), from insula (“island”); see insular.

    From Wiktionary

  • Latin īnsula island –ate

    From American Heritage Dictionary of the English Language, 5th Edition

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