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zygosity

[ zahy-gos-i-tee, zi- ]
/ zaɪˈgɒs ɪ ti, zɪ- /
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noun Genetics.

the characterization of an individual's hereditary traits in terms of gene pairing in the zygote from which it developed.Compare homozygous, heterozygous.
the characterization of twinning and multiple births in terms of the combination of alleles for particular hereditary traits.

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Origin of zygosity

First recorded in 1945–50; zygos(is) + -ity
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Medical definitions for zygosity

zygosity
[ zī-gŏsĭ-tē ]

n.

The genetic condition of a zygote, especially with respect to its being a homozygote or a heterozygote.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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