anesthetic


noun

  1. a substance that produces anesthesia, as halothane, procaine, or ether.

adjective

  1. pertaining to or causing physical insensibility: an anesthetic gas.
  2. physically insensitive: Halothane is used to produce an anesthetic state.

noun, adjective

  1. the usual US spelling of anaesthetic
adj.

alternative spelling of anaesthetic (q.v.). See ae.

n.

  1. An agent that reversibly depresses neuronal function, producing total or partial loss of sensation.

adj.

  1. Characterized by the loss of sensation.
  2. Capable of producing a loss of sensation.
  3. Associated with or due to the state of anesthesia.

  1. A drug that temporarily depresses neuronal function, producing total or partial loss of sensation with or without the loss of consciousness.

A substance that causes loss of sensation or consciousness. With the aid of an anesthetic, people can undergo surgery without pain. (See general anesthetic and local anesthetic.)

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