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Pli·o·cene
 Pliocene
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- 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.
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| part of speech: |
noun |
| definition: |
the Pliocene Epoch, or the rock formations that date from that time.
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