Definition of insanity Insanity

/ɪnsæˈnʌti/ - [insanutee] - in•san•i•ty

We found 5 definitions of insanity from 4 different sources.

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What does insanity mean?

WordNet

WordNet by Princeton University

Noun

Plural: insanities

insanity - relatively permanent disorder of the mind
  saneness, sanity normal or sound powers of mind
  mental disease, mental illness, psychopathy any disease of the mind; the psychological state of someone who has emotional or behavioral problems serious enough to require psychiatric intervention
  insaneness, lunacy, madness obsolete terms for legal insanity
  dementedness, dementia mental deterioration of organic or functional origin
  irrationality, unreason the state of being irrational; lacking powers of understanding
  mental unsoundness, derangement, unbalance a state of mental disturbance and disorientation
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= antonym
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Wiktionary Wiktionary dictionary logo

Webster DictionaryWebster's Unabridged Dictionary 📘

  • insanity (n.)
    The state of being insane; unsoundness or derangement of mind; madness; lunacy.
  • insanity (n.)
    Such a mental condition, as, either from the existence of delusions, or from incapacity to distinguish between right and wrong, with regard to any matter under action, does away with individual responsibility.

Part of speech

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Pronunciation

Word frequency

Insanity is...

60% Complete
Very rare
Rare
Normal
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Very Common
66% Complete
Rare
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Common

Sign Language

insanity in sign language
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