- the state of being homologous; homologous relation or correspondence.
- a fundamental similarity based on common descent.
- a structural similarity of two segments of one animal based on a common developmental origin.
- Chemistry. the similarity of organic compounds of a series in which each member differs from its adjacent compounds by a fixed increment, as by CH2.
- Mathematics. a classification of figures according to certain topological properties.
Origin of homology
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Examples from the Web for homology
Homology is still determined by position, by connections, in the embryo as in the adult.Form and Function
E. S. (Edward Stuart) Russell
- the condition of being homologous
- chem the similarities in chemical behaviour shown by members of a homologous series
- zoology the measurable likenesses between animals, as used in grouping them according to the theory of cladistics
C17: from Greek homologia agreement, from homologos agreeing; see homologate
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
- A homologous relationship or correspondence.
- The relation of the chemical elements of a periodic family or group.
- The relation of the organic compounds forming a homologous series.
- A topological classification of configurations into distinct types that imposes an algebraic structure or hierarchy on families of geometric figures.
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