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Marbut, Curtis Fletcher

(Encyclopedia)Marbut, Curtis Fletcher märˈbət [key], 1863–1935, American geologist, b. Verona, Mo., grad. Univ. of Missouri (B.S., 1889) and Harvard (M.A., 1844). As professor of geology at the Univ. of Missou...

centimeter

(Encyclopedia)centimeter sĕnˈtĭmēˌtər [key], abbr. cm, unit of length equal to 0.01 meter, the basic unit of length in the metric system. The centimeter is the unit of length in the cgs system. It is approxim...

tachometer

(Encyclopedia)tachometer tăkŏmˈətər [key], instrument that indicates the speed, usually in revolutions per minute, at which an engine shaft is rotating. Some tachometers, especially those used in automobiles, ...

Torrens, Sir Robert Richard

(Encyclopedia)Torrens, Sir Robert Richard tŏrˈənz [key], 1814–84, Australian statesman, b. Ireland. Son of Col. Robert Torrens (1780–1864), one of the founders of South Australia, he went to that colony in 1...

crypts of Lieberkühn

(Encyclopedia)crypts of Lieberkühn: see digestive system. ...

Altay

(Encyclopedia)Altay: see Altai, mountain system, Asia. ...

national grasslands

(Encyclopedia)national grasslands: see National Forest System. ...

nodes of Ranvier

(Encyclopedia)nodes of Ranvier: see nervous system. ...

celestial equator

(Encyclopedia)celestial equator: see equatorial coordinate system. ...

European Currency Unit

(Encyclopedia)European Currency Unit: see European Monetary System. ...