insanity

in·san·i·ty

noun \in-ˈsa-nə-tē\

plural in·san·i·ties

Definition of INSANITY

1

: a deranged state of the mind usually occurring as a specific disorder (as schizophrenia)

2

: such unsoundness of mind or lack of understanding as prevents one from having the mental capacity required by law to enter into a particular relationship, status, or transaction or as removes one from criminal or civil responsibility

3

a : extreme folly or unreasonableness b : something utterly foolish or unreasonable

Examples of INSANITY

1. She was found not guilty by reason of insanity.
2. His friends thought his decision to quit his job was pure insanity.
3. Please, no more violence. It's time to stop this insanity.
4. the insanities of modern life

First Known Use of INSANITY

1590

Related to INSANITY

Synonyms: aberration, dementia, derangement, lunacy, madness, mania, rage [archaic]

Antonyms: mind, saneness, sanity

Related Words: neurosis, psychosis; instability, irrationality, unreasonableness; delirium, frenzy, hysteria; hallucinosis, hypomania, paranoia, schizophrenia; senile dementia; delusion, hallucination; monomania, obsession, phobia; abnormality, dementedness, unsoundness

Near Antonyms: lucidity, rationality, rationalness, reasonability, reasonableness; normality, soundness

see all synonyms and antonyms

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Other Psychology Terms

fetish, hypochondria, intelligence, mania, narcissism, neurosis, pathological, psychosis, schadenfreude, subliminal

Rhymes with INSANITY

humanity, inanity, profanity, urbanity