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Pliocene

Pli·o·cene

Pliocene

 
pronunciation:
plaI sin
parts of speech:
adjective, noun
part of speech: adjective
definition: of, relating to, or designating the geological epoch at the end of the Tertiary Period, from approximately 5 million to 1.8 million years ago, when the first apelike humans appeared in Africa.
 
part of speech: noun
definition: the Pliocene Epoch, or the rock formations that date from that time.