anesthesia Hear it!

anesthesia definition

an·es·thesia (an′es t̸hē′z̸hə, -z̸hē ə, -zē ə; an′is-)

noun

  1. a partial or total loss of the sense of pain, temperature, touch, etc., produced by disease
  2. ☆ a loss of sensation induced by an anesthetic, hypnosis, or acupuncture and limited to a specific area (local anesthesia) or involving a loss of consciousness (general anesthesia)

Etymology: ModL < Gr anaisthēsia < an-, without + aisthēsis, feeling < aisthanesthai: see aesthetic

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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