American Heritage® Dictionary of the English Language, Fourth Edition
- n. Lack of correspondence between bodily parts, as in structure, arrangement, or development, arising from differences in origin.
Century Dictionary and Cyclopedia
- n. Abnormality; want or absence of homology or true morphological affinity; structural difference from a type or normal standard. Thus, cancer-cells exhibit heterology in comparison with healthy tissues.
GNU Webster's 1913
- n. (Biol.) 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
- n. (Chem.) 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. Cf. Homology.
- n. (biology) the lack of correspondence of apparently similar body parts
“˜heterology™, it is hard to see how a canonical trade-off amongst the various desiderata can in fact be identified.”
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