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gall bladder

(Encyclopedia)CE5 Gall bladder gall bladder, small pear-shaped sac that stores and concentrates bile. It is connected to the liver (which produces the bile) by the hepatic duct. When food containing fat reaches...

Smith, Jedediah Strong

(Encyclopedia)Smith, Jedediah Strong, 1799–1831, American explorer, one of the greatest of the mountain men, b. near Binghamton, N.Y. Early in 1824, Smith took a party through South Pass, beginning the regular us...

Bozeman, John M.

(Encyclopedia)Bozeman, John M. bōzˈmən [key], 1835–67, American pioneer. A Georgian, he went to the gold fields of Colorado (1861) and Montana (1862). In the winter of 1862–63 he traveled with a companion fr...

lock, canal

(Encyclopedia)lock, canal, stretch of water enclosed by gates, one at each end, built into a canal or river for the purpose of raising or lowering a vessel from one water level to another. A lock may also be built ...

Trent , city, Italy

(Encyclopedia)Trent, Ital. Trento, Latin Tridentum, city (1991 pop. 101,545), capital of Trentino–Alto Adige and of Trent prov., N Italy, on the Adige River and on the road to the Brenner Pass. It is an industria...

Vallejo, César

(Encyclopedia)Vallejo, César sāˈsär väyāˈhō [key], 1895–1938, Peruvian poet. Vallejo was one of the most influential yet least imitated figures of modern Spanish-American letters. He identified himself wi...

Bill of Rights, in British history

(Encyclopedia)Bill of Rights, 1689, in British history, one of the fundamental instruments of constitutional law. It registered in statutory form the outcome of the long 17th-century struggle between the Stuart kin...

larva, in zoology

(Encyclopedia)larva, independent, immature animal that undergoes a profound change, or metamorphosis, to assume the typical adult form. Larvae occur in almost all of the animal phyla; because most are tiny or micro...

diffusion

(Encyclopedia)diffusion, in chemistry, the spontaneous migration of substances from regions where their concentration is high to regions where their concentration is low. Diffusion is important in many life process...

Loesser, Frank

(Encyclopedia)Loesser, Frank (Frank Henry Loesser), 1910–69, American lyricist and songwriter, b. New York City. He is noted for smart, often witty lyrics that catch the tone and rhythms of vernacular speech. Loe...