[L. exstinctus, to be extinguished] No longer existing.

early 15c., "extinguished, quenched," from Latin extinctus/exstinctus, past participle of extinguere/exstinguere "to put out, quench; go out, die out; kill, destroy" (see extinguis [..]

no longer existing.

no longer in existence; lost or especially having died out leaving no living representatives; "an extinct species of fish"; "an extinct royal family&quot [..]

adj. Being no longer in existence.

A taxon is Extinct when there is no reasonable doubt that the last individual has died. A taxon is presumed Extinct when exhaustive surveys in known and/or expected habitat, at appropriate times (diur [..]

A species that no longer survives in the world. Extinction is caused by changes in climate, environment, evolution, hunting, or food sources.

An animal species that is extinct has died out. Most animal species that ever existed have gone extinct, including all the dinosaurs.

The end of a species; when a species dies out it is classified as extinct.

(L: ex=out of; stinguere= to quench; extinguere=squeeze out) used for species which are no longer known to exist in the wild after repeated searches of the type localities and other known likely place [..]

(adj) no longer in existence; lost or especially having died out leaving no living representatives(adj) (of e.g. volcanos) permanently inactive(adj) being out or having grown cold

A species that no longer exists anywhere on Earth.

IUCN Red List categories - a taxon is 'extinct' when there is no reasonable doubt that the last individual has died (International Union for the Conservation of Nature and Natural Resources [..]

When all members of a particular species have died. For more information see the conservation status.

No longer in existence. Once a species is extinct, all individuals within this species have forever vanished from the planet.

there is no reasonable doubt that the last individual of the species has died.

A taxon is Extinct when there is no reasonable doubt that the last individual has died. A taxon is presumed Extinct when exhaustive surveys in known and/or expected habitat, at appropriate times (diur [..]

no longer living. extinction:

When a species of animal no longer exists.

A condition in which a species or other taxon no longer occurs anywhere on Earth.