adaptive radiation

noun

Definition of adaptive radiation

: evolutionary diversification of a generalized ancestral form with production of a number of adaptively specialized forms

Examples of adaptive radiation in a Sentence

Recent Examples on the Web This fact confirmed for the researchers that Tanganyika’s cichlids were ideal subjects for testing ideas about adaptive radiation — an evolutionary event in which many diverse species emerge rapidly and adapt to new environmental niches. Quanta Magazine, 1 Dec. 2020 Evolutionary theorists have two models for how adaptive radiation might play out. Quanta Magazine, 1 Dec. 2020 This adaptive radiation played out most dramatically in Mexico and Central America, where about 40 percent of all the world's oaks reside. Andrew L. Hipp, Scientific American, 15 July 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'adaptive radiation.' 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 adaptive radiation

1898, in the meaning defined above

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Time Traveler for adaptive radiation

Time Traveler

The first known use of adaptive radiation was in 1898

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Cite this Entry

“Adaptive radiation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/adaptive%20radiation. Accessed 23 Jul. 2021.

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More Definitions for adaptive radiation

adaptive radiation

noun

Medical Definition of adaptive radiation

: evolutionary diversification of a generalized ancestral form with production of a number of adaptively specialized forms

More from Merriam-Webster on adaptive radiation

Britannica.com: Encyclopedia article about adaptive radiation

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