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white snakeroot

(Encyclopedia)white snakeroot, North American woods perennial (Eupatorium urticifolium) of the family Asteraceae (aster family), having a flat-topped cluster of small white flowers. It is of the same genus as the b...

Duns Scotus, John

(Encyclopedia)Duns Scotus, John dŭnz skōˈtəs [key] [Lat. Scotus=Irishman or Scot], c.1266–1308, scholastic philosopher and theologian, called the Subtle Doctor. A native of Scotland, he became a Franciscan an...

King, Rufus

(Encyclopedia)King, Rufus, 1755–1827, American political leader, b. Scarboro, Maine (then a district of Massachusetts). He served briefly in the American Revolution and practiced law in Massachusetts before servi...

papal election

(Encyclopedia)papal election, election of the pope by the college of cardinals meeting in secret conclave in the Sistine Chapel not less than 15 nor more than 18 days after the death of the previous pontiff. In the...

McKenna, Joseph

(Encyclopedia)McKenna, Joseph, 1843–1926, American jurist, associate justice of the U.S. Supreme Court (1898–1925), b. Philadelphia. Admitted to the bar in 1865, he practiced law in California and served in the...

mah jongg

(Encyclopedia)mah jongg mä jông [key], four-handed game, probably of Chinese origin, popular in the United States. It is played in many variations throughout China. In 1920, Joseph P. Babcock, an American travele...

Hägerstrom, Axel

(Encyclopedia)Hägerstrom, Axel äkˈsəl hägˈərstrôm [key], 1868–1939, Swedish philosopher. He was a student (1886–93) at Uppsala Univ. and taught there from 1893 until his retirement in 1933. The son of a...

Huygens, Christiaan

(Encyclopedia)Huygens, Christiaan krĭsˈtyän hoiˈgəns [key], 1629–95, Dutch mathematician and physicist; son of Constantijn Huygens. He improved telescopic lenses and discovered (1655) a satellite of Saturn a...

Ehrenfest, Paul

(Encyclopedia)Ehrenfest, Paul poul āˈrənfĕst [key], 1880–1933, Austrian physicist. In 1904, Ehrenfest received his doctorate in theoretical physics in Vienna and married the Russian mathematician Tatyana Alex...

determinism

(Encyclopedia)determinism, philosophical thesis that every event is the inevitable result of antecedent causes. Applied to ethics and psychology, determinism usually involves a denial of free will, although many ph...