from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Lack of correspondence between bodily parts, as in structure, arrangement, or development, arising from differences in origin.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A lack of correspondence between parts that reflect a difference in origin
from the GNU version of the Collaborative International Dictionary of English
- n. 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.
- n. 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.
from The 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.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. (biology) the lack of correspondence of apparently similar body parts
Sorry, no etymologies found.