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Definition of: Miocene
(mī′ə·sēn) adjective
Pertaining to or designating a geological epoch near the end of the Tertiary period, associated with a great development of modern mammals: also Mi′o·cen′ic (-sen′ik), See chart under GEOLOGY.
—noun The Miocene epoch or series. [<Gk. meiōn less + kainos recent]
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