Extinction Definition & Meaning - Merriam-Webster
WEB1. a. : the act of making extinct or causing to be extinguished. gradual extinction of the national debt. b. : the condition or fact of being extinct. or : the process of becoming …
Extinction | Definition & Examples | Britannica
WEBApr 23, 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.
Extinction - National Geographic Society
WEBOct 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 | English meaning - Cambridge Dictionary
WEBC1. 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 …
EXTINCTION Definition & Meaning | Dictionary.com
WEBnoun. 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 …
EXTINCTION | definition in the Cambridge English Dictionary
WEBnoun [ U ] us / ɪkˈstɪŋk.ʃ ə n / uk / ɪkˈstɪŋk.ʃ ə n / Add to word list. C1. a situation in which something no longer exists: extinction of The extinction of the dinosaurs occurred …
Extinction - Wikipedia
WEBExtinction 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.
What is extinction? | Britannica
WEBExtinction occurs when species are diminished because of environmental forces such as habitat fragmentation, climate change, natural disaster, overexploitation by humans, and pollution, or because of evolutionary changes in their members (genetic inbreeding, poor reproduction, decline in population numbers). What is extinction?
Extinction Definition & Meaning | Dictionary.com
WEBthe 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 …
Extinction Definition & Meaning | Britannica Dictionary
WEBEXTINCTION meaning: the state or situation that results when something (such as a plant or animal species) has died out completely.
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