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Definition of 'homologous'


  1. having the same evolutionary origin but serving different functions; "the wing of a bat and the arm of a man are homologous"
       Antonyms: analogous heterologous heterologic heterological
  2. corresponding or similar in position or structure or function or characteristics; especially derived from an organism of the same species; "a homologous tissue graft"
       Antonyms: heterologous autologous

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