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  • IPA(key): /həˈmɒləɡəs/
  • (file)


(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)


homologous (comparative more homologous, superlative most homologous)

  1. Showing a degree of correspondence or similarity.
  1. (biology) Corresponding to a similar structure in another life form with a common evolutionary origin.
    • 1992, Rudolf M[athias] Schuster, The Hepaticae and Anthocerotae of North America: East of the Hundredth Meridian, volume V, New York, N.Y.: Columbia University Press, →ISBN, page 4:
      Lobules, homologous in structure, recur again only in the Gondwanalandic families Lepidolaenaceae and Jubulopsidaceae thus in the Lepidolaenineae.
    Flippers and hands are homologous structures.
  2. (chemistry) Belonging to a series of aliphatic organic compounds that differ only by the addition of a CH2 group.
  3. (genetics) Having the same morphology as another chromosome; relating to a homologue.

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