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insanity

[in-san-i-tee] / ɪnˈsæn ɪ ti /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Mangione's lawyers will argue that he was suffering from an "extreme emotional disturbance" -- a partial defense that can reduce a sentence, unlike an insanity plea, which seeks to avoid criminal responsibility altogether.

From Barron's • Jun. 17, 2026

Barabak: A popular expression — which Steyer mentioned — defines insanity as doing the same thing over and over and expecting a different result.

From Los Angeles Times • May 15, 2026

He maintained that he was suffering from mental illness at the time of the attack and was unable to form the intent to kill, urging the court to acquit him on the grounds of insanity.

From BBC • Apr. 30, 2026

“Man on Fire” does what thrillers do, accelerating into insanity toward the end of its seven episodes, becoming increasingly implausible, frenetic and rife with coincidence.

From The Wall Street Journal • Apr. 30, 2026

‘You’re a mania', Jason decided, the word coming to him from his studies at Camp Jupiter long ago. ‘A spirit of insanity.

From "Blood of Olympus" by Rick Riordan




Vocabulary lists containing insanity


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