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Learn to pronounce in·san·i·ty

/inˈsanədē/
noun
the state of being seriously mentally ill; madness.
"he suffered from bouts of insanity"
synonyms: mental illness, mental disorder, mental derangement, madness, insaneness, dementia, dementedness, lunacy, instability, unsoundness of mind, loss of reason, delirium, hysteria, mania, psychosis, craziness, crazedness, deliration

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4 days ago · 1. dated : a severely disordered state of the mind usually occurring as a specific disorder 2. law : unsoundness of mind or lack of the ability to understand.
the condition of being insane; a derangement of the mind. Synonyms: craziness, madness, lunacy, aberration, mania extreme foolishness.
a very stupid, unreasonable, or dangerous action or situation: It would be insanity to expand the business now.
a state of mind that impedes the ability to think, reason, or behave in ways that are considered normal, esp. one caused by mental illness.
Jul 10, 2020 · The definition of insanity is doing the same thing over and over again expecting different results, when that isn't even close to the actual definition.
Insanity is a mental illness or disease that prevents a person from fully understanding their actions. While insanity is primarily a criminal law concept, ...
Insanity, madness, lunacy, and craziness are behaviors caused by certain abnormal mental or behavioral patterns.
Aug 28, 2010 · Albert Einstein defined insanity as doing the same thing over and over again and expecting different results. When have you gone insane by this ...
1. a (1) dated, now usually offensive : exhibiting a severely disordered state of mind (2) law : affected with insanity (see insanity sense 2) criminally ...