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oligogene

American

[ol-i-goh-jeen, uh-lig-uh-] / ˈɒl ɪ goʊˌdʒin, əˈlɪg ə- /

noun

Genetics.

a gene that produces or significantly affects the expression of a qualitative heritable characteristic, acting either alone or with a few other genes.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023