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90s Slang You Should Know


[san-i-tee] /ˈsæn ɪ ti/
the state of being sane; soundness of mind.
soundness of judgment.
Origin of sanity
late Middle English
1400-50; late Middle English sanite < Latin sānitās. See sane, -ity
Related forms
nonsanity, noun
supersanity, noun
unsanity, noun
2. reason, rationality, sensibleness, reasonableness. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for sanity
Contemporary Examples
Historical Examples
  • “You must sometimes find it hard to say where sanity ends and insanity begins,” he said thoughtfully.

    A Fortnight of Folly Maurice Thompson
  • There is only one sanity in all the world, and that is to be artistically insane.

    The Green Carnation Robert Smythe Hichens
  • It was dreadful enough to drive the last remnants of sanity from his brain.

  • For a moment Lawton felt as though all sanity had been squeezed from his brain.

    The Sky Trap Frank Belknap Long
  • The Greeks in their sanity discovered not only the natural world but the art of living well in it.

    Soliloquies in England George Santayana
British Dictionary definitions for sanity


the state of being sane
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 sanity

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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sanity in Medicine

sanity san·i·ty (sān'ĭ-tē)

  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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