Meaning & Definition of word "Insanity"

Insanity

/ɪnˈsæn.ɪ.ti/

noun:

  • 1. The state of being seriously mentally ill; madness.
    • Example: The court ruled that he was not guilty by reason of insanity.
  • 2. A severe disturbance of the mind characterized by disorganized thinking or a loss of contact with reality.
    • Example: The patient was diagnosed with insanity after exhibiting extreme paranoia and delusions.
  • 3. Extreme foolishness or irrationality.
    • Example: It was pure insanity to attempt such a dangerous stunt without proper safety measures.

Etymology

From Latin 'insanitās', meaning 'insanity, madness', from 'in-' (not) + 'sanus' (healthy, sane).

Common Phrases and Expressions

the insanity defense:

A legal defense strategy to argue that a defendant was not responsible for their actions due to mental illness.

insanity clause:

A part of a contract that allows for cancellation if a party becomes insane.

insanity level:

A colloquial term to refer to the extent of irrational behavior or chaos.

Related Words

sane:

Mentally healthy; of sound mind.

madness:

The state of being mentally ill; severe folly.

derangement:

A disturbed state of mind; insanity.

Slang Meanings of insanity

Meaning: Going crazy or acting irrationally.

Example Sentence: That rollercoaster was insanity!

Meaning: An excessive amount of excitement or chaos.

Example Sentence: The concert was complete insanity with everyone dancing wildly.