Oligocene


Ol·i·go·cene

adjective \ˈä-li-gō-ˌsēn, ˈō-; ə-ˈli-gə-\

Definition of OLIGOCENE

:  of, relating to, or being an epoch of the Tertiary between the Eocene and Miocene or the corresponding series of rocks — see geologic time table
Oligocene noun

Origin of OLIGOCENE

International Scientific Vocabulary
First Known Use: circa 1859

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