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extinction

noun

ex·​tinc·​tion ik-ˈstiŋ(k)-shən How to pronounce extinction (audio)
1
: the act of making extinct or causing to be extinguished
2
: the condition or fact of being extinct or extinguished
also : the process of becoming extinct
extinction of a species
3
: the process of eliminating or reducing a conditioned response by not reinforcing it

Example Sentences

the extinction of all life in the region the extinction of many old traditions Mass extinctions of prehistoric animals are known to have occurred.
Recent Examples on the Web Urbanization -- the concentration of humans into areas transformed for residential, commercial, industrial and transportation purposes -- also caused the extinction of the Xerces blue butterfly, last seen in the wild in 1941. Kristen Rogers, CNN, 16 Sep. 2022 It’s chilling to think of just how much the extinction of certain species of trees could throw our world into disarray. Joshua Hawkins, BGR, 13 Sep. 2022 Vu also theorizes that the local extinction of dugongs was most likely caused by human activities like hunting, by-catch, and the destruction of their seagrass habitats. Smithsonian Magazine, 13 Sep. 2022 But his efforts are interrupted by a galactic killer known as Gorr the God Butcher (Christian Bale), who seeks the extinction of the gods. al, 13 Sep. 2022 And in addition to the atrocity of the genocide, almost to the point of genuine extinction of the buffalo, was its direct connection with the First Nation. Alex Ritman, The Hollywood Reporter, 9 Sep. 2022 Those events culminated in a civil war and the extinction of the dragons—at least until Daenerys Targaryen came along. Jennifer Ouellette, Ars Technica, 22 Aug. 2022 The United Nation’s latest biodiversity report warns that one million species are headed for extinction, including 1,000 wild mammal species and 450 species of sharks and rays. Wai Chee Dimock, Scientific American, 17 Aug. 2022 Of the three, giving way to digital alternatives, one is set for local extinction soon. Kevin Spear, Orlando Sentinel, 16 Aug. 2022 See More

Word History

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of extinction was in the 15th century

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