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preanesthetic

[pree-an-uh s-thet-ik, pree-an-]
noun
  1. a substance that produces a preliminary or light anesthesia.
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adjective
  1. given prior to an anesthetic that induces total insensibility.
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Origin of preanesthetic

First recorded in 1890–95; pre- + anesthetic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
preanesthetic in Medicine

preanesthetic

(prē′ăn-ĭs-thĕt′ĭk)
adj.
  1. Before anesthesia.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.