mattoid

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English[edit]

Etymology[edit]

From Italian matto (insane) + -oid (likeness or resemblance), from Ancient Greek εἶδος (eîdos, form)

Adjective[edit]

mattoid (comparative more mattoid, superlative most mattoid)

  1. Displaying erratic behaviour

Noun[edit]

mattoid (plural mattoids)

  1. A person who displays such behaviour; a person of congenitally abnormal mind bordering on insanity or degeneracy.
  2. Compound of genius and fool. (Can we add an example for this sense?)

References[edit]

  • OED (online) 2001
  • Concise Oxford Dictionary 1964
  • mattoid at OneLook Dictionary Search