Anesthesia Definition

anesthēshə, anisthēshēə, anisthēzēə; anisthēzēə
noun
A partial or total loss of the sense of pain, temperature, touch, etc., produced by disease.
Webster's New World
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)
Webster's New World
A drug, administered for medical or surgical purposes, that induces partial or total loss of sensation and may be topical, local, regional, or general, depending on the method of administration and area of the body affected.
American Heritage
Total or partial loss of sensation, especially tactile sensibility, induced by disease, injury, acupuncture, or an anesthetic, such as chloroform or nitrous oxide.
American Heritage Medicine
Local or general insensibility to pain with or without the loss of consciousness, induced by an anesthetic.
American Heritage Medicine
Synonyms:

Other Word Forms of Anesthesia

Noun

Singular:
anesthesia
Plural:
anesthesias

Origin of Anesthesia

  • New Latin anaesthēsia from Greek anaisthēsiā insensibility an- without a–1 aisthēsis feeling (from aisthanesthai aisthē- to feel au- in Indo-European roots)

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

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