anesthetic

[an-uhs-thet-ik]
noun
1.
a substance that produces anesthesia, as halothane, procaine, or ether.
adjective
2.
pertaining to or causing physical insensibility: an anesthetic gas.
3.
physically insensitive: Halothane is used to produce an anesthetic state.
Also, anaesthetic.


Origin:
1840–50, Americanism; < Greek anaísthēt(os) without feeling, senseless + -ic; see an-1, esthetic

anesthetically, adverb
nonanesthetic, adjective, noun
postanesthetic, adjective
semianesthetic, adjective
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World English Dictionary
anesthetic (ˌænɪsˈθɛtɪk)
 
n, —adj
the usual US spelling of anaesthetic

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History

anesthetic
alt. spelling of anaesthetic (q.v.). See ae.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

anesthetic an·es·thet·ic (ān'ĭs-thět'ĭk)
n.
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.


an'es·thet'i·cal·ly adv.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
anesthetic   (ān'ĭs-thět'ĭk)  Pronunciation Key 
A drug that temporarily depresses neuronal function, producing total or partial loss of sensation with or without the loss of consciousness.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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American Heritage
Cultural Dictionary
anesthetic [(an-is-thet-ik)]

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.)

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Example sentences
If you get enough of certain anesthetics, your brain waves eventually go flat.
Over-the-counter topical anesthetics may provide modest relief.
Sprays that contain these chemicals are not anesthetics, but they are used to inactivate the sensitive areas.
It's also something to be cherished in an art that deals mostly in anesthetics.
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