Definition of homologous adjective from the Oxford Advanced Learner's Dictionary



BrE BrE//həˈmɒləɡəs//
; NAmE NAmE//hoʊˈmɑːləɡəs//
, NAmE//heˈmɑːləɡəs//
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homologous (with something) (specialist) similar in position, structure, etc. to something else The seal's flipper is homologous with the human arm. Word Originmid 17th cent.: via medieval Latin from Greek homologos ‘agreeing, consistent’, from homos ‘same’ + logos ‘ratio, proportion’.
See the Oxford Advanced American Dictionary entry: homologous