variation

var·i·a·tion

(var'ē-ā'shŭn),

1. Deviation from type, especially the parent type, in structure, form, physiology, or behavior.

2. Synonym(s): type (3)

[L. variatio, fr. vario, to change, vary]

Farlex Partner Medical Dictionary © Farlex 2012

variation

(vâr′ē-ā′shən, văr′-)

n.

1.

a. The act, fact, or process of varying.

b. The extent or degree to which something varies: a variation of ten pounds in weight.

2. Biology The existence within a species or other group of organisms of differences in form, function, or behavior, especially when hereditary.

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var′i·a′tion·al adj.

The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

var·i·a·tion

(var'ē-ā'shŭn)

Deviation from the type, especially the parent type, in structure, form, physiology, or behavior.

[L. variatio, fr. vario, to change, vary]

Medical Dictionary for the Health Professions and Nursing © Farlex 2012

variation

1. ecophenotypic variation (see ECOPHENOTYPE caused by local factors, as opposed to genetic factors, in an organism.
2. any differences (both genotypic and phenotypic) between individuals in a population or between parents and their offspring. see GENETIC VARIABILITY.

Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005