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/kwˈɑtərnˌɛri/ Listen

adjective

Quaternary adj.

Consisting of four; by fours, or in sets of four.

(Geol.) Later than, or subsequent to, the Tertiary; Post-tertiary; as, the Quaternary age, or Age of man.

noun

Quaternary n.

The number four.

(Geol.) The Quaternary age, era, or formation. See the Chart of Geology.

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Etymology of 'Quaternary'

Collaborative International Dictionary of English 0.48

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"Quaternary" Quotes from Famous Books

... hydrated peroxide of iron to a peculiar porous sandstone, called by the natives cabook. This sandstone forms the layer lying next the rock in nearly all the hills on that part of the island which we visited. It evidently belongs to an earlier geological period than the Quaternary, for it is older than the recent formation of valleys and rivers. The cabook often contains large, rounded, unweathered granite blocks, quite resembling the rolled-stone blocks in Sweden. In this way there arise ...

— The Voyage of the Vega round Asia and Europe, Volume I and Volume II • A.E. Nordenskieold

... glacial condition. After a period of prodigious length, the temperature again rose, and the glaciers that had so extensively covered the surface receded. Once more there was a decline in the heat, and the glaciers again advanced, but this time not so far as formerly. This ushered in the Quaternary period, during which very slowly the temperature came to its present degree. The water deposits that were being made required thousands of centuries for their completion. At the beginning of the Quaternary period there were alive the cave-bear, the cave-lion, the amphibious hippopotamus, ...

— History of the Conflict Between Religion and Science • John William Draper

... as have been published it appears that the rock formations of Santo Domingo correspond to the secondary, the lower and middle tertiary and the quaternary epoch. The most ancient part of the island is the central mountain range, also a series of protuberances in the Samana peninsula, the nucleus of the Baboruco mountains and a single point in the northern ...

— Santo Domingo - A Country With A Future • Otto Schoenrich

... covering the whole continent, and then with the great currents which ensued upon the breaking up of that mass of ice. He who does not distinguish between these two series of facts, and perceive their connection, does not understand the geology of the Quaternary epoch. ...

— Louis Agassiz: His Life and Correspondence • Louis Agassiz

... pithecanthropi men developed genuine man, by the development of the animal language of sounds into a connected or articulate language of words—the brain also developed higher and higher. This transition took place, probably, at the beginning of the quaternary period, or ...

— Was Man Created? • Henry A. Mott

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