Main Entry: ¹fos·sil

Pronunciation: \ˈfä-səl\

Function: adjective

Etymology: Latin fossilis obtained by digging, from fodere to dig — more at bed

Date: 1604

1 : preserved from a past geologic age <fossil plants> <fossil water in an underground reservoir>
2 : being or resembling a fossil
3 : of or relating to fossil fuel