spe·​ci·​a·​tion | \ ˌspē-shē-ˈā-shən How to pronounce speciation (audio) , -sē- \

Definition of speciation

: the process of biological species formation

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Other Words from speciation

speciate \ ˈspē-​shē-​ˌāt How to pronounce speciate (audio) , -​sē-​ \ intransitive verb
speciational \ ˌspē-​shē-​ˈā-​shnəl How to pronounce speciational (audio) , -​sē-​ , -​shə-​nᵊl \ adjective

Examples of speciation in a Sentence

Recent Examples on the Web Historically, speciation boosted the number of species more quickly than migration did, hence the steeper slope. Quanta Magazine, "Lizard Stowaways Revise Principle of Ecology," 24 Sep. 2014 One popular scenario says that the ability to do grammatical hierarchies arose with the speciation event leading to modern humans, about 200,000 years ago. Louis-jean Boë, The Conversation, "Examining how primates make vowel sounds pushes timeline for speech evolution back by 27 million years," 11 Dec. 2019 But later versions began to include speciation, which depends on an island’s size rather than its isolation. Quanta Magazine, "Lizard Stowaways Revise Principle of Ecology," 24 Sep. 2014 Nobody knows which island the animal inhabited first, but genetic data reveals the second colonization happened recently, fewer than half a million years ago—which is not enough time for speciation to occur. Jason G. Goldman, National Geographic, "New leaf-toed geckos found living on remote volcano," 27 Nov. 2019 Their analysis suggests that speciation is essentially random. Quanta Magazine, "A Surprise for Evolution in Giant Tree of Life," 5 May 2015 And as water froze into glaciers, sea levels dropped, isolating shallow seas and creating niches for speciation. Joshua Sokol, Science | AAAS, "Veil of dust from ancient asteroid breakup may have cooled Earth," 18 Sep. 2019 The breakneck pace of that speciation event turned heads both in the scientific community and in the media. Quanta Magazine, "New Bird Species Arises From Hybrids, as Scientists Watch," 13 Dec. 2017 By pinpointing many such transfers, then, scientists can sort out the relative order of speciation involved. Quanta Magazine, "Chronological Clues to Life’s Early History Lurk in Gene Transfers," 24 Apr. 2018

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

1906, in the meaning defined above

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Time Traveler for speciation

Time Traveler

The first known use of speciation was in 1906

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Cite this Entry

“Speciation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/speciation. Accessed 1 Jun. 2020.

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Rhyming Dictionary: Words that rhyme with speciation

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