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.

Roget 905: divorce, divorcement; separation; judicial separation, separate maintenance; separatio a mensa et thoro [Lat.], separatio a vinculo matrimonii [Lat.].    trial separation, breakup; annulment.    widowhood, viduity^†, weeds.    widow, widower; relict; dowager; divorcee; cuckold; grass widow, grass widower; merry widow.    ... show more

Geological feature that is a remnant of a pre-existing formation after other parts have disappeared.