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homologous

Syllabification: (ho·mol·o·gous)

Definition of homologous

having the same relation, relative position, or structure, in particular.
Biology (of organs) similar in position, structure, and evolutionary origin but not necessarily in function:a seal’s flipper is homologous with the human armOften contrasted with analogous.
Biology (of chromosomes) pairing at meiosis and having the same structural features and pattern of genes.
Chemistry (of a series of chemical compounds) having the same functional group but differing in composition by a fixed group of atoms.

Origin:

mid 17th century: via medieval Latin from Greek homologos 'agreeing, consistent', from homos 'same' + logos 'ratio, proportion'

Definition of homologous in the British & World English dictionary

Nearby words