Definition of "heterology" []

• Lack of correspondence between bodily parts, as in structure, arrangement, or development, arising from differences in origin. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "˜heterology™, it is hard to see how a canonical trade-off amongst the various desiderata can in fact be identified."