The meaning of EXTINCT is no longer burning. How to use extinct in a sentence.

Notable extinct animal species include non-avian dinosaurs, saber-toothed cats, and mammoths. Through evolution, species arise through the process of speciation. Species become extinct when …

EXTINCT definition: 1. not now existing: 2. An extinct volcano is one that is not now active (= will not explode…. Learn more.

Nov 2, 2025 · Extinction refers to the dying out or extermination of a species.

1. No longer existing or living: an extinct species. See Synonyms at dead. 2. No longer burning or active: an extinct volcano. 3. No longer in use: an extinct custom.

(of a type of plant, animal, etc.) no longer in existence. The red squirrel is in danger of becoming extinct in England. The numbers of these animals have been falling steadily and they are now almost …

What is extinction? The answer is complicated. From locally extinct to functionally extinct, here are the various ways scientists track species’ decline.

An animal is considered extinct when the last remaining member of its species dies out and there is not a single individual left on Earth. Causes of extinction might include an epidemic, extreme climate …

Extinction is the complete disappearance of a species from Earth. Species go extinct every year, but historically the average rate of extinction has been very slow with a few exceptions.

EXTINCT definition: no longer in existence; having ended or died out. See examples of extinct used in a sentence.