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.

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.

Jan 7, 2026 · Although extinction is an ongoing feature of Earth’s flora and fauna (the vast majority of species ever to have lived are extinct), the fossil record reveals five unusually large extinctions, …

Definition of extinct adjective in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Jan 11, 2026 · In 2025, the IUCN Red List officially declared several animal and plant species extinct, highlighting global biodiversity loss. Experts cite habitat destruction, invasive species, climate …

Extinct refers to a species, genus, or larger group that has no living members; it means the complete disappearance or death of all individual organisms belonging to a particular species or group.

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

WordReference Random House Unabridged Dictionary of American English © 2025 ex•tinct (ik stingkt′), adj. Biology no longer in existence; that has ended or died out: an extinct species of fish. no longer in …