noun. an organism or species surviving as a remnant of an otherwise extinct flora or fauna in an environment much changed from that in which it originated.
noun. geological feature that is a remnant of a pre-existing formation after other parts have disappeared.
1. Adjective The last, relict population of woolly mammoths on Arctic Russia's Wrangel Island exited the earthly stage some 4,000 years ago, while elephants still lumber across Asia and Africa. 2. Noun, singular or mass From 1985 to 1987, the toad was feared extinct, until a small relict population was discovered.