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urethra
(Encyclopedia)urethra yo͝orēˈthrə [key], canal in most mammals that carries urine from the bladder to the outside of the body; in the male it also serves as a genital duct. The urethra is about 11⁄2 in. long ...Cameron, John
(Encyclopedia)Cameron, John kămˈərən [key], c.1579–1625, Scottish scholar and theologian. As teacher, lecturer, and preacher at Bordeaux, Saumur, and other cities on the Continent, he came to be celebrated fo...Store Bælt and Lille Bælt
(Encyclopedia)Store Bælt lĭlˈə [key] [Great Belt and Little Belt], two shallow straits, S Denmark, connecting the Kattegat with the Baltic Sea. The Store Bælt, c.40 mi (60 km) long and from 10 to 20 mi (16–3...Sadi
(Encyclopedia)Sadi or Saadi both: säˈdē [key], Persian poet, 1184–1291. b. Shiraz. Orphaned at an early age, Sadi studied in Baghdad, where he met Suhrawardi, a major Sufi figure. Having to flee Baghdad becaus...Onega, Lake
(Encyclopedia)Onega, Lake, Finnish Aäninen, Rus. Onezhskoye Ozero, lake, c.3,800 sq mi (9,800 sq km), NW European Russia, in Karelia, between Lake Ladoga and the White Sea. The second largest lake in Europe, it is...Ness, Loch
(Encyclopedia)Ness, Loch lŏkh [key], lake, 22 mi (35 km) long, Highland, N central Scotland, in the Great Glen. More than 700 ft (213 m) deep and ice free, it is fed by the Oich and other streams and drained by th...Nafud
(Encyclopedia)Nafud nĕfo͞odˈ [key], desert area in the northern part of the Arabian peninsula, occupying a great oval depression; 180 mi (290 km) long and 140 mi (225 km) wide. This area of red sand is surrounde...rinderpest
(Encyclopedia)rinderpest or cattle plague, an acute and highly infectious viral disease of cattle. It less frequently affects other ruminants, such as sheep, goats, and wild game. After an incubation period of thre...Red River, river, China and Vietnam
(Encyclopedia)Red River, Chinese Yuan Chiang, Vietnamese Song Hong, chief river of N Vietnam, 730 mi (1,175 km) long, rising in Yunnan prov., S China, and flowing southeast, in deep, narrow gorges, through N Vietna...urinary system
(Encyclopedia) CE5 Urinary system urinary system, group of organs of the body concerned with excretion of urine, that is, water and the waste products of metabolism. In humans, the kidneys are two small organs s...Browse by Subject
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