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Definition of Pleistocene
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 Epoch
Group relationships: Age Of Man, Quaternary, Quaternary Period
Generic synonyms: Epoch
Group relationships: Age Of Man, Quaternary, Quaternary Period
Generic synonyms: Epoch
Definition of Pleistocene
1. a. Of or pertaining to the epoch, or the deposits, following the Tertiary, and immediately preceding man.
Definition of Pleistocene
1. Adjective. (geology) Of a geologic epoch within the Neogene period from about 1.7 million to 11,000 years ago; marked by the evolution of man, and the extinction of the large mammals. ¹
2. Proper noun. (geology) The Pleistocene epoch. ¹
¹ Source: wiktionary.com
Medical Definition of Pleistocene
1.