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cork, in botany

(Encyclopedia)cork, protective, waterproof outer covering of the stems and roots of woody plants. Cork is a specialized secondary tissue produced by the cork cambium of the plant (see meristem, bark). The regularly...

Lewis, Sir Arthur

(Encyclopedia)Lewis, Sir Arthur (Sir William Arthur Lewis), 1915–91, British economist, b. St. Lucia. A graduate (1940) of the London School of Economics, he was later a professor of economics at the Univ. of Man...

Viner, Jacob

(Encyclopedia)Viner, Jacob, 1892–1970, American economist, b. Montreal. He taught at the Univ. of Chicago (1919–46) and Princeton (1946–60). A specialist on the subject of international trade, Viner was an ad...

Field of the Cloth of Gold

(Encyclopedia)Field of the Cloth of Gold, locality between Guines and Ardres, not far from Calais, in France, where in 1520 Henry VIII of England and Francis I of France met for the purpose of arranging an alliance...

Lancaster, John of Gaunt, duke of

(Encyclopedia)Lancaster, John of Gaunt, duke of: see John of Gaunt. ...

Aymer of Valence, earl of Pembroke

(Encyclopedia)Aymer of Valence, earl of Pembroke: see Pembroke, Aymer de Valence, earl of. ...

Crenshaw, Kimberlé Williams

(Encyclopedia)Crenshaw, Kimberlé, 1959–, American legal scholar and critical race theorist, b. Canton, Ohio, J.D. Harvard University, 1984. An influential writer o...

Haber process

(Encyclopedia)Haber process häˈbər [key], commercial process for the synthesis of ammonia, NH3. Pure hydrogen and nitrogen gases are mixed in the appropriate proportion, heated to between 450℃ and 600℃, comp...

excretion

(Encyclopedia)excretion, process of eliminating from an organism waste products of metabolism and other materials that are of no use. It is an essential process in all forms of life. In one-celled organisms wastes ...

Knights of Saint John of Jerusalem

(Encyclopedia)Knights of Saint John of Jerusalem: see Knights Hospitalers. ...