outbreeding

noun

out·​breed·​ing ˈau̇t-ˌbrē-diŋ How to pronounce outbreeding (audio)
: the interbreeding of individuals or stocks that are relatively unrelated : outcrossing

Examples of outbreeding in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
How is optimal outbreeding achieved? Seriously Science, Discover Magazine, 18 May 2017

Word History

First Known Use

1901, in the meaning defined above

Time Traveler
The first known use of outbreeding was in 1901

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Cite this Entry

“Outbreeding.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/outbreeding. Accessed 12 Sep. 2025.

Kids Definition

outbreeding

noun
out·​breed·​ing -ˌbrēd-iŋ How to pronounce outbreeding (audio)
: the interbreeding of individuals that are unrelated or only distantly related

Medical Definition

outbreeding

noun
out·​breed·​ing ˈau̇t-ˌbrēd-iŋ How to pronounce outbreeding (audio)
: the interbreeding of individuals or stocks that are relatively unrelated compare inbreeding, linebreeding

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