heterologous

Het`er*ol"o*gous, a. Etym: [Hetero- + Gr. Defn: Characterized by heterology; consisting of different elements, or of like elements in different proportions; different; -- opposed to homologous; as, heterologous organs. Heterologous stimulus. (Physiol.) See under Stimulus. -- Heterologous tumor (Med.), a tumor differing in structure from the normal tissues of the body.

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