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heterology

[ het-uh-rol-uh-jee ]
/ ˌhɛt əˈrɒl ə dʒi /
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noun

Biology. the lack of correspondence of apparently similar organic structures as the result of unlike origins of constituent parts.
Pathology. abnormality; structural difference from a type or normal standard.

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Origin of heterology

First recorded in 1850–55; hetero- + -logy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

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Medical definitions for heterology

heterology
[ hĕt′ə-rŏlə-jē ]

n.

Lack of correspondence between bodily parts, as in structure or development, arising from differences in origin.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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