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sanity

[san-i-tee] /ˈsæn ɪ ti/
noun
1.
the state of being sane; soundness of mind.
2.
soundness of judgment.
Origin
late Middle English
1400-1450
1400-50; late Middle English sanite < Latin sānitās. See sane, -ity
Related forms
nonsanity, noun
supersanity, noun
unsanity, noun
Synonyms
2. reason, rationality, sensibleness, reasonableness.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for un sanity

sanity

/ˈsænɪtɪ/
noun
1.
the state of being sane
2.
good sense or soundness of judgment
Word Origin
C15: from Latin sānitās health, from sānus healthy
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 sanity

sanity

n.

early 15c., "healthy condition," from Middle French sanité "health," from Latin sanitatem (nominative sanitas) "health, sanity," from sanus "healthy; sane" (see sane). Meaning "soundness of mind" first attested c.1600.

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

sanity san·i·ty (sān'ĭ-tē)
n.

  1. The quality or condition of being sane; soundness of mind.

  2. Soundness of judgment or reason.

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