interbreed

verb
in·​ter·​breed | \ ˌin-tər-ˈbrēd How to pronounce interbreed (audio) \
interbred\ ˌin-​tər-​ˈbred How to pronounce interbred (audio) \; interbreeding

Definition of interbreed

intransitive verb

: to breed together: such as
b : to breed within a closed population

transitive verb

: to cause to breed together

Examples of interbreed in a Sentence

Recent Examples on the Web

At some point, the wolf interbred with a domestic dog breed, passing along the unique mountaineering gene that persists in the Tibetan mastiff to this day. Jason Daley, Smithsonian, "Wolves Gave Tibetan Mastiffs Their Mountaineering Genes," 9 Sep. 2019 Denisovans not only interbred with Neanderthals, but with archaic Eurasian humans as well. Ashley Strickland, CNN, "Neanderthal-like human relatives had hands similar to modern humans, study says," 5 Sep. 2019 But in the Big Bird story, interbreeding can actually generate something new. Quanta Magazine, "Watching Evolution Happen in Two Lifetimes," 22 Sep. 2016 Recent research suggests the EPAS1 variant was inherited from another archaic hominin through interbreeding more than 45,000 years ago. Bridget Alex, Discover Magazine, "The World Is Our Niche," 3 June 2019 Neanderthal jigsaw Past research had suggested that Neanderthals seemed to be genetically well mixed, interbreeding across Europe and into Asia. Maya Wei-haas, National Geographic, "Ancient DNA reveals new twists in Neanderthal migration," 26 June 2019 New species arose when populations built up mutations that made interbreeding impossible. Quanta Magazine, "Scientists Seek to Update Evolution," 22 Nov. 2016 The scientists speculated that our species reached Europe at least 270,000 years ago and interbred with Neanderthals there. Carl Zimmer, New York Times, "A Skull Bone Discovered in Greece May Alter the Story of Human Prehistory," 10 July 2019 But that doesn’t necessarily set in stone that those genes came from interbreeding between the Neanderthals and the ancestors of Europeans. Jordana Cepelewicz, WIRED, "Clues to Our Unknown Ancestors Are Hiding in Our Genome," 10 Feb. 2019

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

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First Known Use of interbreed

1859, in the meaning defined at intransitive sense

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More Definitions for interbreed

interbreed

verb

English Language Learners Definition of interbreed

: to cause animals of two different species to produce young animals that are a mixture of the two species

interbreed

verb
in·​ter·​breed | \ ˌint-ər-ˈbrēd How to pronounce interbreed (audio) \
interbred\ -​ˈbred How to pronounce interbred (audio) \; interbreeding

Medical Definition of interbreed

intransitive verb

: to breed together: as
b : to breed within a closed population

transitive verb

: to cause to breed together