euploid

1 of 2

adjective

eu·ploid ˈyü-ˌplȯid

: having a chromosome number that is an exact multiple of the monoploid number compare aneuploid

euploid noun

euploidy

ˈyü-ˌplȯi-dē

noun

euploidy

2 of 2

noun

eu·ploidy -dē

plural -es

: euploid quality or state

Word History

Etymology

Adjective

International Scientific Vocabulary

First Known Use

Adjective

1926, in the meaning defined above

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The first known use of euploid was in 1926

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euploid

euploidy

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“Euploid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/euploid. Accessed 22 Jun. 2026.

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Medical Definition

euploid

adjective

eu·ploid ˈyü-ˌplȯid

: having a chromosome number that is an exact multiple of the haploid number compare aneuploid

euploid noun

euploidy

-ˌplȯid-ē

noun

plural euploidies

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euploid

adjective

noun

Word History

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