Oligocene


Oligocene
Oligocene Ol"i*go*cene, a. [Oligo- + Gr. ? new, recent.] (Geol.) Of, pertaining to, or designating, certain strata which occupy an intermediate position between the Eocene and Miocene periods. -- n. The Oligocene period. See the Chart of {Geology}. [1913 Webster]

The Collaborative International Dictionary of English. 2000.