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sedate

[si-deyt] /sɪˈdeɪt/
adjective
1.
calm, quiet, or composed; undisturbed by passion or excitement:
a sedate party; a sedate horse.
verb (used with object), sedated, sedating.
2.
to put (a person) under sedation.
Origin
1640-1650
1640-50; < Latin sēdātus (past participle of sēdāre to allay, quieten); akin to sedēre to sit1
Related forms
sedately, adverb
sedateness, noun
unsedate, adjective
unsedately, adverb
unsedateness, noun
Synonyms
1. collected, serene, unruffled, unperturbed. See staid.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for un sedate

sedate1

/sɪˈdeɪt/
adjective
1.
habitually calm and composed in manner; serene
2.
staid, sober, or decorous
Derived Forms
sedately, adverb
sedateness, noun
Word Origin
C17: from Latin sēdāre to soothe; related to sedēre to sit

sedate2

/sɪˈdeɪt/
verb
1.
(transitive) to administer a sedative to
Word Origin
C20: back formation from sedative
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 un sedate

sedate

adj.

"calm, quiet," 1660s, from Latin sedatus "composed, moderate, quiet, tranquil," past participle of sedare "to settle, calm," causative of sedere "to sit" (see sedentary). Related: Sedately.

v.

"treat with sedatives," 1945, a back-formation from the noun derivative of sedative (adj.). The word also existed 17c. in a sense "make calm or quiet." Related: Sedated; sedating.

Online Etymology Dictionary, © 2010 Douglas Harper
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un sedate in Medicine

sedate se·date (sĭ-dāt')
v. se·dat·ed, se·dat·ing, se·dates
To administer a sedative to; calm or relieve by means of a sedative drug.

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