insane

Meaning

Adjective

  • Exhibiting unsoundness or disorder of mind; not sane; mad
  • Used by, or appropriated to, insane persons
  • Causing insanity or madness.
  • Characterized by insanity or the utmost folly; ridiculous; impractical

Related

Opposite words

Origin

  • From Latin īnsānus, from in- + sānus.

Modern English dictionary

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