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Definition of Pleistocene epoch
1. Noun. From two million to 11 thousand years ago; extensive glaciation of the northern hemisphere; the time of human evolution.
Exact synonyms: Glacial Epoch, Pleistocene
Group relationships: Age Of Man, Quaternary, Quaternary Period
Generic synonyms: Epoch
Group relationships: Age Of Man, Quaternary, Quaternary Period
Generic synonyms: Epoch