Miocene

adjective

Mio·​cene ˈmī-ə-ˌsēn 

: of, relating to, or being an epoch of the Tertiary between the Pliocene and the Oligocene or the corresponding series of rocks see Geologic Time Table

Miocene noun

Word History

Etymology

mio- (from Greek meiōn less) + -cene — more at meiosis

First Known Use

1831, in the meaning defined above

Kids Definition

Miocene

adjective

Mio·​cene ˈmī-ə-ˌsēn 

: of, relating to, or being an epoch of the Tertiary period of geological history or the corresponding series of rocks see geological time

Miocene noun