sedation

[si-dey-shuhn] Origin

se·da·tion

[si-dey-shuhn]
noun Medicine/Medical.
1.
the calming of mental excitement or abatement of physiological function, especially by the administration of a drug.
2.
the state so induced.

Origin:
1535–45; < Latin sēdātiōn- (stem of sēdātiō), equivalent to sēdāt(us) (see sedate) + -iōn- -ion

o·ver·se·da·tion, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Sedation is always a great word to know.
So is patella. Does it mean:
the basinlike cavity in the lower part of the trunk of many vertebrates, formed in humans by the innominate bones, sacrum, etc.
the flat, movable bone at the front of the knee; kneecap.
Collins
World English Dictionary
sedation (sɪˈdeɪʃən)
 
n
1.  a state of calm or reduced nervous activity
2.  the administration of a sedative

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

sedation
1543, from L. sedationem (nom. sedatio), from sedare (see sedate).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

sedation se·da·tion (sĭ-dā'shən)
n.

  1. Reduction of anxiety, stress, irritability, or excitement by administration of a sedative agent or drug.

  2. The state or condition induced by a sedative.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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