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insane

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adjective in·sane \(ˌ)in-ˈsān\

Definition of insane

  1. 1 :  mentally disordered :  exhibiting insanity

  2. 2 :  used by, typical of, or intended for insane persons <an insane asylum>

  3. 3 :  absurd <an insane scheme for making money>

  4. 4 :  extreme 1

in·sane·ly adverb
in·sane·ness play \-ˈsān-nəs\ noun


Examples of insane

  1. The murderer was found to be criminally insane.

  2. She was insane with jealousy.

  3. He had an insane look in his eyes.

  4. She likes to drive at insane speeds.

  5. He had this insane idea that he could get rich by selling old computers.



Origin of insane

Latin insanus, from in- + sanus sane


First Known Use: circa 1550


Medical Dictionary

insane

play
adjective in·sane \(ˈ)in-ˈsān\

Medical Definition of insane

  1. 1:  mentally disordered :  exhibiting insanity

  2. 2:  used by, typical of, or intended for insane persons <an insane asylum>

  3. in·sane·ly adverb






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