Showing a degree of correspondence or similarity. : Corresponding to a similar structure in another life form with a common evolutionary origin. :, : Lobules, homologous in structure, recur again only in the Gondwanalandic families Lepidolaenaceae and Jubulopsidaceae thus in the Lepidolaenineae. :: Flippers and hands are homologous structures. : Belonging to a series of aliphatic organic compounds that differ only by the addition of a CH group. : Having the same morphology as another chromosome.
Wikipedia foundation.