Letters that make Eocene
o, e, n, c are letters that make 'Eocene'
1 possible definitions for 'Eocene'
Under this definition, eocene is a noun and has the following properties:
Eocene epoch has the same meaning as Eocene
'Eocene' can be considered an instance of epoch.
'Eocene' can be a part of Tertiary, Tertiary period.