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Van Doren, Carl (Clinton)

(Encyclopedia)Van Doren, Carl (Clinton), 1885–1950, American editor and author, b. Hope, Vermilion co., Ill., grad. Univ. of Illinois, 1907, Ph.D. Columbia, 1911; brother of Mark Van Doren. He lectured at Columbi...

molecular biology

(Encyclopedia)molecular biology, scientific study of the molecular basis of life processes, including cellular respiration, excretion, and reproduction. The term molecular biology was coined in 1938 by Warren Weave...

Weber, Carl Maria Friedrich Ernst von

(Encyclopedia)Weber, Carl Maria Friedrich Ernst von frēˈdrĭkh ĕrnst fən vāˈbər [key], 1786–1826, German composer and pianist; pupil of Michael Haydn and Abbé Vogler. He made his debut as a pianist at 13 ...

Carl Sandburg Home National Historic Site

(Encyclopedia)Carl Sandburg Home National Historic Site: see National Parks and Monuments (table)national parks and monuments (table). ...

sickle cell disease

(Encyclopedia)sickle cell disease or sickle cell anemia, inherited disorder of the blood in which the oxygen-carrying hemoglobin pigment in erythrocytes (red blood cells) is abnormal. This “hemoglobin-S” crysta...

chemical bond

(Encyclopedia)chemical bond, mechanism whereby atoms combine to form molecules. There is a chemical bond between two atoms or groups of atoms when the forces acting between them are strong enough to lead to the for...

Cletus, Saint

(Encyclopedia)Cletus or Anacletus, Saint klēˈtəs, ănəklēˈtəs [key], d. a.d. 88?, pope (a.d. 76?–a.d. 88?), martyr, a Roman; successor of St. Linus and predecessor of St. Clement I. Feast: Apr. 26. ...

Söderberg, Hjalmar

(Encyclopedia)Söderberg, Hjalmar yälˈmär söˈdərbĕrˌyə [key], 1869–1941, Swedish writer. He is known for a lyrical but melancholic and disillusioned mood. Söderberg's first novel, Martin Birck's Youth (...