Pliocene Definition

plīə-sēn
adjective
Designating or of the second geologic epoch of the Neogene, characterized by the joining of what are now North and South America, the formation of the Arctic ice cap, the extensive migration of mammals between continents, and the development of apelike humans in Africa.
Webster's New World
noun
The Pliocene Epoch.
American Heritage
Synonyms:
  • Pliocene epoch
pronoun
(geology) The Pliocene epoch.
Wiktionary

Idioms, Phrasal Verbs Related to Pliocene

  • the Pliocene

Origin of Pliocene

  • Greek pleiōn more pelə-1 in Indo-European roots –cene

    From American Heritage Dictionary of the English Language, 5th Edition

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Pliocene