quaternary period

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Noun quaternary period has 1 sense

Quaternary, Quaternary period, Age of Man - last 2 million years
--₁ is a kind of period, geological period
--₁ is a part of Cenozoic, Cenozoic era, Age of Mammals
--₁ has parts:
Holocene, Holocene epoch, Recent epoch; Pleistocene, Pleistocene epoch, Glacial epoch

quaterback quatercentenary quatercentennial quaterly quatern quaternary quaternary ammonium compound quaternary deformation quaternary period quaternate quaternion quaternity quates quation quatity quatrain quatrains

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