homology (redirected from homologies)

ho·mol·o·gy  (h-ml-j, h-)

n. pl. ho·mol·o·gies

1. The quality or condition of being homologous.

2. A homologous relationship or correspondence.

3. Chemistry

a. The relation of the elements of a periodic family or group.

b. The relation of the organic compounds forming a homologous series.

4. Mathematics A topological classification of configurations into distinct types that imposes an algebraic structure or hierarchy on families of geometric figures.

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[Greek homologi, agreement, from homologos, agreeing; see homologous.]

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homology [həʊˈmɒlədʒɪ]

n pl -gies

1. the condition of being homologous

2. (Chemistry) Chem the similarities in chemical behaviour shown by members of a homologous series

3. (Life Sciences & Allied Applications / Zoology) Zoology the measurable likenesses between animals, as used in grouping them according to the theory of cladistics

[from Greek homologia agreement, from homologos agreeing; see homologate]

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homology  (h-ml-j)

1. A homologous relationship or correspondence.

2. The relation of the chemical elements of a periodic family or group.

3. The relation of the organic compounds forming a homologous series.

4. A topological classification of configurations into distinct types that imposes an algebraic structure or hierarchy on families of geometric figures.

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homology

1. similarity of form or structure in two or more organisms owing to common descent.
2. similarity in form or structure between different parts of an organism owing to common origin. Cf. homodynamy. — homologous, adj.

See also: Biology

Thesaurus

Noun

1.

homology - the quality of being similar or corresponding in position or value or structure or function similarity - the quality of being similar