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jade

(Encyclopedia)jade, common name for either of two minerals used as gems. The rarer variety of jade is jadeite, a sodium aluminum silicate, NaAl(SiO3)2, usually white or green in color; the green variety is the more...

Haldane, John Burdon Sanderson

(Encyclopedia)Haldane, John Burdon Sanderson hôlˈdān, –dən [key], 1892–1964, British geneticist, biologist, and popularizer of science; son of John Scott Haldane. He studied at Oxford until his studies were...

Asch, Sholem

(Encyclopedia)Asch, Sholem or Shalom shōˈləm ăsh, shäˈləm [key], 1880–1957, Jewish novelist and playwright, b. Poland. He first came to the United States in 1909, was naturalized in 1920, and lived in vari...

Shechem, town, West Bank

(Encyclopedia)Shechem shēˈkəm [key], town, central ancient Palestine, the modern Tell Balatan, between Mts. Gerizim and Ebal, near Nablus. Archaeological excavations indicate a village there c.3500 b.c. Shechem'...

Union party

(Encyclopedia)Union party, in American history. 1 Coalition of Republicans and War Democrats in the election of 1864. Abraham Lincoln was renominated for President with Andrew Johnson, the Democratic war governor o...

Pinkerton, Allan

(Encyclopedia)Pinkerton, Allan, 1819–84, American detective, founder of the Pinkerton National Detective Agency, b. Glasgow, Scotland. A cooper by trade, he emigrated to the United States in 1842 and opened in We...

Tauler, Johannes

(Encyclopedia)Tauler, Johannes yōhänˈəs touˈlər [key], c.1300–1361, German mystic. He was a Dominican. He met Meister Eckhart, either at Strasbourg or in Cologne, where he went to study, and he was one of E...

purslane

(Encyclopedia)CE5 Purslane, Portulaca oleraceae purslane, common name for some plants of the Portulaceae, a family of herbs and a few small shrubs, chiefly of the Americas. The portulacas or purslanes (genus Po...

Brubeck, Dave

(Encyclopedia)Brubeck, Dave (David Warren Brubeck) bro͞oˈbĕk [key], 1920–2012, American pianist an...

business cycles

(Encyclopedia)business cycles, fluctuations in economic activity characterized by periods of rising and falling fiscal health. During a business cycle, an economy grows, reaches a peak, and then begins a downturn f...