| Definition of 'Heterology' |
Princeton's WordNet |
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1. (noun) heterology
(biology) the lack of correspondence of apparently similar body parts
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| Definition of 'Heterology' |
Webster Dictionary |
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1. (noun) Heterology
the absence of correspondence, or relation, in type of structure; lack of analogy between parts, owing to their being composed of different elements, or of like elements in different proportions; variation in structure from the normal form; -- opposed to homology
2. (noun) Heterology
the connection or relation of bodies which have partial identity of composition, but different characteristics and properties; the relation existing between derivatives of the same substance, or of the analogous members of different series; as, ethane, ethyl alcohol, acetic aldehyde, and acetic acid are in heterology with each other, though each in at the same time a member of a distinct homologous series. Cf. Homology
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Definitions of Heterology 
