zygosity

noun
zy·​gos·​i·​ty | \ zī-ˈgä-sə-tē How to pronounce zygosity (audio) \

Definition of zygosity

: the makeup or characteristics of a particular zygote also : the genetic relationship between offspring of a single birth especially in regard to being derived from the same or different zygotes

First Known Use of zygosity

1946, in the meaning defined above

History and Etymology for zygosity

probably from -zygous

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The first known use of zygosity was in 1946

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Cite this Entry

“Zygosity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/zygosity. Accessed 28 Feb. 2021.

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More Definitions for zygosity

zygosity

noun
zy·​gos·​i·​ty | \ zī-ˈgäs-ət-ē How to pronounce zygosity (audio) \
plural zygosities

Medical Definition of zygosity

: the makeup or characteristics of a particular zygote

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