"Extinction" Natural Recordings by Native Speakers
The word "extinction" refers to the state of no longer existing or being present. In biology, it specifically means the death or disappearance of a species, subspecies, or variety.
Exterraneous refers to something that is outside or beyond the earth's boundaries, such as extraterrestrial life or extraterrestrial objects like planets, stars, and galaxies.
Extinctive refers to something that is tending to become or causing something to become extinct, or no longer existing or found in the world.