insanity

[ in-san-i-tee ]

/ ɪnˈsæn ɪ ti /

SEE SYNONYMS FOR insanity ON THESAURUS.COM

noun, plural in·san·i·ties.

(not in technical use as a medical diagnosis) the condition of being insane; a derangement of the mind.

Law. such unsoundness of mind as frees one from legal responsibility, as for committing a crime, or as signals one's lack of legal capacity, as for entering into a contractual agreement.

Psychiatry. (formerly) psychosis.

extreme foolishness: Trying to drive through that traffic would be pure insanity.
a foolish or senseless action, policy, statement, etc.: We've heard decades of insanities in our political discourse.

Origin of insanity

First recorded in 1580–90; from Latin insānitāt-, stem of insānitās “unsoundness of mind, insanity”; see origin at in-³, sanity

SYNONYMS FOR insanity

1 lunacy, madness, craziness, mania, aberration.

4a folly, senselessness, foolhardiness.

SEE SYNONYMS FOR insanity ON THESAURUS.COM

Words nearby insanity

insalubrious, ins and outs, insane, insanitary, insanitation, insanity, insatiable, insatiate, inscape, inscribe, inscription

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for insanity

I just wanted to get out and be one of the first ones to cast my vote to hopefully end the insanity we are living in under the current administration.
Across the country, Democratic enthusiasm is propelling an enormous wave of early voting|Amy Gardner, Elise Viebeck|October 14, 2020|Washington Post
The square has been credited with quenching fires and curing insanity.
The ancient palindrome that explains Christopher Nolan’s Tenet|Alissa Wilkinson|September 4, 2020|Vox
AIDS insanity: When running for the US Senate in 1992, Huckabee called for a quarantine of people who had AIDS.
The Devil in Mike Huckabee|Dean Obeidallah|January 6, 2015|DAILY BEAST
Insanity, after all, is doing the same thing and expecting a different result, right?
Obama’s One Hand Clap With Castro|Doug McIntyre|December 24, 2014|DAILY BEAST

But as Nietzsche once wrote, “In individuals, insanity is rare; but in groups, parties, nations, and epochs, it is the rule.”
Doctors Have No Answers for Colombian Teens' Mass Hysteria|Kent Sepkowitz|September 3, 2014|DAILY BEAST
On appeal in 2006, she was found to be not guilty by reason of insanity and remanded to a psychiatric hospital.
Postpartum Stigma: Why My Patient Committed Suicide|Jean Kim|August 5, 2014|DAILY BEAST
It demands with monumental courage, a high tolerance for pain, and at least a touch of insanity.
The World Series of Cliff Diving Takes Itself Very Seriously|Hampton Stevens|June 29, 2014|DAILY BEAST
Upon the excesses, bordering on insanity, followed the other extreme,—the most rigid abstinence.
Woman under socialism|August Bebel
No; what was alarming at Poor Luck Barrens was not a frenzy of insanity—it was the delirium of pneumonia.
Billy Topsail, M.D.|Norman Duncan
The features of his insanity were wilder and less controllable.
Tom Burke Of "Ours", Volume I (of II)|Charles James Lever
To him came these men broken down, some on the verge of insanity.
The Harbor|Ernest Poole
Insanity, on the other hand, is a disease which destroys or clouds an intellect which has once been developed.
Consanguineous Marriages in the American Population|George B. Louis Arner

British Dictionary definitions for insanity

insanity

/ (ɪnˈsænɪtɪ) /

noun plural -ties

relatively permanent disorder of the mind; state or condition of being insane

law a defect of reason as a result of mental illness, such that a defendant does not know what he or she is doing or that it is wrong

utter folly; stupidity

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

Medical definitions for insanity

insanity

[ ĭn-săn′ĭ-tē ]

n.

Persistent mental disorder or derangement. Not in scientific use.

Unsoundness of mind sufficient in the judgment of a civil court to render a person unfit to maintain a contractual or other legal relationship or to warrant commitment to a mental health facility.

In most criminal jurisdictions, a degree of mental malfunctioning considered to be sufficient to relieve the accused of legal responsibility for the act committed.

单词	insanity
释义	insanity [ in-san-i-tee ] / ɪnˈsæn ɪ ti / SEE SYNONYMS FOR insanity ON THESAURUS.COM noun, plural in·san·i·ties. (not in technical use as a medical diagnosis) the condition of being insane; a derangement of the mind. Law. such unsoundness of mind as frees one from legal responsibility, as for committing a crime, or as signals one's lack of legal capacity, as for entering into a contractual agreement. Psychiatry. (formerly) psychosis. extreme foolishness: Trying to drive through that traffic would be pure insanity. a foolish or senseless action, policy, statement, etc.: We've heard decades of insanities in our political discourse. Origin of insanity First recorded in 1580–90; from Latin insānitāt-, stem of insānitās “unsoundness of mind, insanity”; see origin at in-³, sanity SYNONYMS FOR insanity 1 lunacy, madness, craziness, mania, aberration. 4a folly, senselessness, foolhardiness. SEE SYNONYMS FOR insanity ON THESAURUS.COM Words nearby insanity insalubrious, ins and outs, insane, insanitary, insanitation, insanity, insatiable, insatiate, inscape, inscribe, inscription Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for insanity I just wanted to get out and be one of the first ones to cast my vote to hopefully end the insanity we are living in under the current administration. Across the country, Democratic enthusiasm is propelling an enormous wave of early voting\|Amy Gardner, Elise Viebeck\|October 14, 2020\|Washington Post The square has been credited with quenching fires and curing insanity. The ancient palindrome that explains Christopher Nolan’s Tenet\|Alissa Wilkinson\|September 4, 2020\|Vox AIDS insanity: When running for the US Senate in 1992, Huckabee called for a quarantine of people who had AIDS. The Devil in Mike Huckabee\|Dean Obeidallah\|January 6, 2015\|DAILY BEAST Insanity, after all, is doing the same thing and expecting a different result, right? Obama’s One Hand Clap With Castro\|Doug McIntyre\|December 24, 2014\|DAILY BEAST But as Nietzsche once wrote, “In individuals, insanity is rare; but in groups, parties, nations, and epochs, it is the rule.” Doctors Have No Answers for Colombian Teens' Mass Hysteria\|Kent Sepkowitz\|September 3, 2014\|DAILY BEAST On appeal in 2006, she was found to be not guilty by reason of insanity and remanded to a psychiatric hospital. Postpartum Stigma: Why My Patient Committed Suicide\|Jean Kim\|August 5, 2014\|DAILY BEAST It demands with monumental courage, a high tolerance for pain, and at least a touch of insanity. The World Series of Cliff Diving Takes Itself Very Seriously\|Hampton Stevens\|June 29, 2014\|DAILY BEAST Upon the excesses, bordering on insanity, followed the other extreme,—the most rigid abstinence. Woman under socialism\|August Bebel No; what was alarming at Poor Luck Barrens was not a frenzy of insanity—it was the delirium of pneumonia. Billy Topsail, M.D.\|Norman Duncan The features of his insanity were wilder and less controllable. Tom Burke Of "Ours", Volume I (of II)\|Charles James Lever To him came these men broken down, some on the verge of insanity. The Harbor\|Ernest Poole Insanity, on the other hand, is a disease which destroys or clouds an intellect which has once been developed. Consanguineous Marriages in the American Population\|George B. Louis Arner British Dictionary definitions for insanity insanity / (ɪnˈsænɪtɪ) / noun plural -ties relatively permanent disorder of the mind; state or condition of being insane law a defect of reason as a result of mental illness, such that a defendant does not know what he or she is doing or that it is wrong utter folly; stupidity 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 Words related to insanity madness, craziness, absurdity, folly, frenzy, alienation, dementia, lunacy, hysteria, irresponsibility, mental disorder, psychopathy, phobia, aberration, delusion, dotage, senselessness, neurosis, unbalance, mania Medical definitions for insanity insanity [ ĭn-săn′ĭ-tē ] n. Persistent mental disorder or derangement. Not in scientific use. Unsoundness of mind sufficient in the judgment of a civil court to render a person unfit to maintain a contractual or other legal relationship or to warrant commitment to a mental health facility. In most criminal jurisdictions, a degree of mental malfunctioning considered to be sufficient to relieve the accused of legal responsibility for the act committed. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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insanity

noun, plural in·san·i·ties.

Origin of insanity

SYNONYMS FOR insanity

Words nearby insanity

Example sentences from the Web for insanity

British Dictionary definitions for insanity

noun plural -ties

Words related to insanity

Medical definitions for insanity

n.