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- Dictionaryex·tinc·tion/ikˈstiNG(k)SH(ə)n/
noun
- 1. the fact or process of a species, family, or other group of animals or plants becoming extinct: "preventing the extinction of this unique frog will require the restoration of ponds and surrounding habitats"
- 2. reduction in the intensity of light or other radiation as it passes through a medium or object, due to absorption, reflection, and scattering: "ultraviolet extinction"
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Jul 1, 2024 · Extinction, in biology, is the dying out or extermination of a species. It occurs when species are diminished because of environmental forces (natural or human-made) or because of evolutionary changes in their members. Learn more about mass extinctions and modern extinctions.
a situation in which something no longer exists: extinction of The extinction of the dinosaurs occurred millions of years ago. in danger of extinction Many species of plants and animals are in danger of extinction (= being destroyed so that they no longer exist).
The meaning of EXTINCTION is the act of making extinct or causing to be extinguished. How to use extinction in a sentence.
Oct 19, 2023 · Extinction is the dying out of a species. Extinction plays an important role in the evolution of life because it opens up opportunities for new species to emerge. Grades. 5 - 8. Subjects. Biology, Ecology, Earth Science, Geology, Geography, Conservation. Image. Dinogorgon Skull.
Extinction refers to the dying out or extermination of a species. Extinction occurs when species are diminished because of environ.
noun. the act of extinguishing. the fact or condition of being extinguished or extinct. suppression; abolition; annihilation: the extinction of an army. Biology. the act or process of becoming extinct; a coming to an end or dying out: the extinction of a species.
Britannica Dictionary definition of EXTINCTION. : the state or situation that results when something (such as a plant or animal species) has died out completely. [noncount] the extinction of all life in the region.
Extinction is the termination of a taxon by the death of its last member. A taxon may become functionally extinct before the death of its last member if it loses the capacity to reproduce and recover. Because a species' potential range may be very large, determining this moment is difficult, and is usually done retrospectively.
a situation in which a plant, an animal, a way of life, etc. stops existing. a tribe threatened with extinction/in danger of extinction. The island's way of life is doomed to extinction. The mountain gorilla is on the verge of extinction.
Jul 12, 2018 · Extinction Definition. Extinction is a term applied to a known species, of which there are no known living individuals. Some species which have suffered extinction are known only from their fossilized remains. Others were at one point known to humans, but are gone now.
