fossil
nounmasculine/fu.ˈsiɫ/medium
fós·sil
Definition
The remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock.
The museum has an impressive collection of ammonite fossils.
Coal is a fossil fuel formed from ancient plants.
Common collocations
fossil fueldinosaur fossilliving fossil
Idiomatic expressions
- living fossil
Etymology
Do latim 'fossilis'.