What is the meaning of Fossil?

The mineralized remains of an animal or plant.

Any preserved evidence of ancient life, including shells, imprints, burrows, coprolites, and organically-produced chemicals.

A fossil word.

Anything extremely old, extinct, or outdated.

An extremely old or outdated person.

fossil (noun modifier), fossilised (UK), fossilized

fossil

fossil

fossilised (UK), fossilized, or fossil (noun modifier: e.g. fossil fuels)

a fossil

fossilised (UK), fossilized, or fossil (noun modifier)

a fossil (as above)

fossil

a fossil

Source: wiktionary.org