founder effect

noun

Definition of founder effect

: the effect on the resulting gene pool that occurs when a new isolated population is founded by a small number of individuals possessing limited genetic variation relative to the larger population from which they have migrated

Examples of founder effect in a Sentence

Recent Examples on the Web That could be a founder effect, in which the initial group included fewer fertile males than females. Ann Gibbons, Science | AAAS, 16 June 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'founder effect.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of founder effect

1970, in the meaning defined above

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The first known use of founder effect was in 1970

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Dictionary Entries Near founder effect

founder

founder effect

founderous

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Cite this Entry

“Founder effect.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/founder%20effect. Accessed 1 Jul. 2022.

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