insulate Hear it!

insulate definition

in·su·late (in′sə lāt′; -so̵o-, -syo̵o-)

transitive verb insulated -·lat′ed, insulating -·lat′·ing

  1. to set apart; detach from the rest; isolate
  2. to separate or cover with a nonconducting material in order to prevent the passage or leakage of electricity, heat, sound, radioactive particles, etc.

Etymology: < L insulatus, made like an island < insula, isle

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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