What Is the Definition of Extinction?

Answer

Extinction refers to the end of an organism or of a group of organisms, normally a species. The word may also refer to the act of making extinct or causing to be extinguished. Alternatively, it may refer to the condition or fact of being extinct or extinguished.
Q&A Related to "What Is the Definition of Extinction"
Species no longer existing or living.
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Psychological definition of extinction - In classical conditioning,
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angle of extinction: the angle from its axis that a crystal must be rotated before appearing maximally dark when viewed in polarized light
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The death and destruction of the entire universe.
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2 Additional Answers
Ask.com Answer for: what is the definition of extinction
ex·tinc·tion
[ik-stingk-shuhn]
NOUN
1.
the act of extinguishing.
2.
the fact or condition of being extinguished or extinct.
3.
suppression; abolition; annihilation: the extinction of an army.
4.
Biology the act or process of becoming extinct; a coming to an end or dying out: the extinction of a species.
5.
Psychology the reduction or loss of a conditioned response as a result of the absence or withdrawal of reinforcement.
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Source: Dictionary.com
A definition of extinction is that an animal or plant totally disappears from the planet. Dinosaurs are a prime example with the dodo bird being fairly recent. Species thought to be extinct have been re-discovered in recent years.
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