(1):
(a.) Dug out of the earth; as, fossil coal; fossil salt.
(2):
(n.) The remains of an animal or plant found in stratified rocks. Most fossils belong to extinct species, but many of the later ones belong to species still living.
(3):
(n.) A person whose views and opinions are extremely antiquated; one whose sympathies are with a former time rather than with the present.
(4):
(n.) A substance dug from the earth.
(5):
(a.) Like or pertaining to fossils; contained in rocks, whether petrified or not; as, fossil plants, shells.