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anaesthesia

[an-uh s-thee-zhuh] /ˌæn əsˈθi ʒə/
noun, Medicine/Medical, Pathology
Related forms
anaesthetic
[an-uh s-thet-ik] /ˌæn əsˈθɛt ɪk/ (Show IPA),
adjective, noun
anaesthetist
[uh-nes-thi-tist or, esp. British, uh-nees-] /əˈnɛs θɪ tɪst or, esp. British, əˈnis-/ (Show IPA),
noun
semianaesthetic, adjective

anesthetic

[an-uh s-thet-ik] /ˌæn əsˈθɛt ɪk/
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
1840-1850
1840-50, Americanism; < Greek anaísthēt(os) without feeling, senseless + -ic; see an-1, esthetic
Related forms
anesthetically, adverb
nonanesthetic, adjective, noun
postanesthetic, adjective
semianesthetic, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for anaesthetics
  • Nonflammable gases such as halothane replaced flammable anaesthetics such as ether.
British Dictionary definitions for anaesthetics

anaesthetics

/ˌænɪsˈθɛtɪks/
noun
1.
(functioning as sing) the science, study, and practice of anaesthesia and its application US name anesthesiology

anaesthesia

/ˌænɪsˈθiːzɪə/
noun
1.
local or general loss of bodily sensation, esp of touch, as the result of nerve damage or other abnormality
2.
loss of sensation, esp of pain, induced by drugs: called general anaesthesia when consciousness is lost and local anaesthesia when only a specific area of the body is involved
3.
a general dullness or lack of feeling
Word Origin
C19: from New Latin, from Greek anaisthēsia absence of sensation, from an- + aisthēsis feeling

anesthetic

/ˌænɪsˈθɛtɪk/
noun, adjective
1.
the usual US spelling of anaesthetic
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for anaesthetics

anaesthesia

n.

1721, "loss of feeling," Modern Latin, from Greek anaisthesia "want of feeling, lack of sensation (to pleasure or pain)," from an- "without" (see an- (1)) + aisthesis "feeling," from PIE root *au- "to perceive" (see audience). As "a procedure for the prevention of pain in surgical operations," from 1846.

anesthetic

adj.

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

Online Etymology Dictionary, © 2010 Douglas Harper
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anaesthetics in Medicine

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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anaesthetics in Science
anesthetic
  (ān'ĭs-thět'ĭk)   
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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anaesthetics in Culture
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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17
18
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