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vegetarianism

(Encyclopedia)vegetarianism, theory and practice of eating only fruits and vegetables, thus excluding animal flesh, fish, or fowl and often butter, eggs, and milk. In a strict vegetarian, or vegan, diet (i.e., one ...

fasting

(Encyclopedia)fasting, partial or temporary abstinence from food, a widely used form of asceticism. Among the stricter Jews the principal fast is the Day of Atonement, or Yom Kippur; in Islam the faithful fast all ...

Hecate

(Encyclopedia)Hecate hĕkˈətē, hĕkˈĭt [key], in Greek religion and mythology, goddess of ghosts and witchcraft. Originally she seems to have been an extremely powerful and benevolent goddess, identified with ...

Glenn, John Herschel, Jr.

(Encyclopedia)Glenn, John Herschel, Jr., 1921–2016, American astronaut and politician, b. Cambridge, Ohio. On Feb. 20, 1962, he became the first American and the third person to orbit the earth, circling the glob...

Fort Peck Dam

(Encyclopedia)Fort Peck Dam, 21,430 ft (6,531 m) long and 250 ft (76 m) high, on the Missouri River, NE Mont.; one of the world's largest earth-filled dams. The dam was built (1933–40) by the U.S. Army Corps of E...

ecliptic coordinate system

(Encyclopedia)ecliptic coordinate system, an astronomical coordinate system in which the principal coordinate axis is the ecliptic, the apparent path of the sun through the heavens. The ecliptic poles are the two p...

Colum, Padraic

(Encyclopedia)Colum, Padraic päˈdrĭk kŏlˈəm [key], 1881–1972, Irish-American author, b. Longford, Ireland. He was active in the Irish literary renaissance and helped to found the Abbey Theatre. His verse in...

sidereal year

(Encyclopedia)sidereal year, time required for the earth to complete an orbit of the sun relative to the stars. The sidereal year is 365 days, 6 hr, 9 min, 9.5 sec of mean solar time (see solar time). It is 20 min ...

tumulus

(Encyclopedia)tumulus –lī [key], in archaeology, a heap of earth or stones placed over a grave. The terms mound, barrow, or cairn are more common in modern usage. ...

Olympus

(Encyclopedia)Olympus ōlĭmˈpəs [key], Gr. Ólimbos, mountain range, c.25 mi (40 km) long, N Greece, on the border of Thessaly and Macedonia, near the Aegean coast. It rises to c.9,570 ft (2,920 m) at Mt. Olympu...