Bible Dictionaries
Pliocene

Webster's Dictionary

(1):

(a.) Of, pertaining to, or characterizing, the most recent division of the Tertiary age.

(2):

(n.) The Pliocene period or deposits.

Bibliography Information
Webster, Noah. Entry for 'Pliocene'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​p/pliocene.html. 1828.