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[het-uh-rol-uh-guh s] /ˌhɛt əˈrɒl ə gəs/

Biology. of different origin; pertaining to .
Medicine/Medical, Pathology. consisting of dissimilar tissue, as that of another species or that of a tumor.
Immunology. pertaining to an antigen that elicits a reaction in a nonspecific antibody.
(pathol) of, relating to, or designating cells or tissues not normally present in a particular part of the body
(esp of parts of an organism or of different organisms) differing in structure or origin

heterologous het·er·ol·o·gous (hět’ə-rŏl’ə-gəs)

Derived or transplanted from a different species or source.


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  • Heterologous graft

    heterologous graft n. See heterograft.

  • Heterologous stimulus

    heterologous stimulus n. A stimulus that acts upon any part of the sensory apparatus or a nerve tract.

  • Heterologous tumor

    heterologous tumor n. A tumor composed of a tissue unlike that from which it develops.

  • Heterology

    [het-uh-rol-uh-jee] /ˌhɛt əˈrɒl ə dʒi/ noun 1. Biology. the lack of correspondence of apparently similar organic structures as the result of unlike origins of constituent parts. 2. Pathology. abnormality; structural difference from a type or normal standard. heterology het·er·ol·o·gy (hět’ə-rŏl’ə-jē) n. Lack of correspondence between bodily parts, as in structure or development, arising from differences […]

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