| / English Dictionary |
QUATERNARY PERIOD
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
Last 2 million years
Synonyms:
Age of Man; Quaternary; Quaternary period
Classified under:
Nouns denoting time and temporal relations
Instance hypernyms:
geological period; period (a unit of geological time during which a system of rocks formed)
Meronyms (parts of "Quaternary period"):
Holocene; Holocene epoch; Recent; Recent epoch (approximately the last 10,000 years)
Glacial epoch; Pleistocene; Pleistocene epoch (from two million to 11 thousand years ago; extensive glaciation of the northern hemisphere; the time of human evolution)
Holonyms ("Quaternary period" is a part of...):
Age of Mammals; Cenozoic; Cenozoic era (approximately the last 63 million years)
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