Source: The Collaborative International Dictionary of English v.0.48
Pliocene \Pli"o*cene\, a. [Written also pleiocene.] [Gr. ? more
+ ? new, recent.] (Geol.)
Of, pertaining to, or characterizing, the most recent
division of the Tertiary age.
[1913 Webster]
Source: The Collaborative International Dictionary of English v.0.48
Pliocene \Pli"o*cene\, n. (Geol.)
The Pliocene period or deposits.
[1913 Webster]