Found 2 items, similar to Homologous.
English → English (WordNet) Definition: homologous homologous adj 1: having the same evolutionary origin but serving different functions; “the wing of a bat and the arm of a man are homologous” [ant: analogous, heterologous] 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” [ant: heterologous, autologous]
English → English (gcide) Definition: Homologous Homologous \Ho*mol"o*gous\, a. [Gr. ? assenting, agreeing; ? the same + ? speech, discourse, proportion, ? to say, speak.] Having the same relative position, proportion, value, or structure. Especially: (a) (Geom.) Corresponding in relative position and proportion. [1913 Webster] In similar polygons, the corresponding sides, angles, diagonals, etc., are homologous. --Davies & Peck (Math. Dict.). (b) (Alg.) Having the same relative proportion or value, as the two antecedents or the two consequents of a proportion. (c) (Chem.) Characterized by homology; belonging to the same type or series; corresponding in composition and properties. See Homology, 3. (d) (Biol.) Being of the same typical structure; having like relations to a fundamental type to structure; as, those bones in the hand of man and the fore foot of a horse are homologous that correspond in their structural relations, that is, in their relations to the type structure of the fore limb in vertebrates. [1913 Webster] Homologous stimulus. (Physiol.) See under Stimulus. [1913 Webster]