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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"
2 days ago · 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.
The meaning of EXTINCTION is the act of making extinct or causing to be extinguished. How to use extinction in a sentence.
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 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).
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.
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. Psychology. the reduction or loss of a conditioned response as a result of the absence or withdrawal of reinforcement.
EXTINCTION meaning: the state or situation that results when something (such as a plant or animal species) has died out completely.
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.
a situation in which a type of animal no longer exists: Many species of animal are threatened with extinction. (Definition of extinction from the Cambridge Learner's Dictionary © Cambridge University Press) Translations of extinction. in Chinese (Traditional) 滅絕, 絕種… See more. in Chinese (Simplified) 灭绝, 绝种… See more. in Spanish.
May 29, 2019 · Extinction is a natural phenomenon: After all, more than 90 percent of all organisms that have ever lived on Earth aren’t alive today. But humans have made it worse, accelerating natural...
