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act of God

(Encyclopedia)act of God, in law, an accident caused by the operation of extraordinary natural force. The effect of ordinary natural causes (e.g., that rain will leak through a defective roof) may be foreseen and a...

Pinatubo, Mount

(Encyclopedia)Pinatubo, Mount pĭnˌəto͞oˈbō [key], active volcano, 5,840 ft (1,780 m), central Luzon island, the Philippines, c.55 mi (90 km) NW of Manila. Dormant for 600 years, it began erupting on Apr. 2, 1...

Rondon, Cândido Mariano da Silva

(Encyclopedia)Rondon, Cândido Mariano da Silva känˈdēᵺo͝o mərēäˈno͝o ᵺä sēlˈvə ro͝ondônˈ [key], 1865–1958, Brazilian explorer and founder of the Indian Protection Service. A major in the army...

Pygmy

(Encyclopedia)Pygmy or Pigmy both: pĭgˈmē [key], term used for dark-skinned people who live in equatorial rain forests and average less than 59 in. (150 cm) in height. Some studies make a distinction between Neg...

storm

(Encyclopedia)storm, disturbance of the ordinary conditions of the atmosphere attended by wind, rain, snow, sleet, hail, or thunder and lightning. Types of storms include the extratropical cyclone, the common, larg...

aspirin

(Encyclopedia)aspirin, acetyl derivative of salicylic acid (see salicylate) that is used to lower fever, relieve pain, reduce inflammation, and thin the blood. Common conditions treated with aspirin include headach...

phenylalanine

(Encyclopedia)CE5 phenylalanine fĕnˌəlălˈənēnˌ [key], organic compound, one of the 22 α-amino acids commonly found in animal proteins. Only the l-stereoisomer appears in mammalian protein. It is one of ...

urea

(Encyclopedia)CE5 urea yo͝oēˈə [key], organic compound that is the principal end product of nitrogen metabolism in most mammals. Urea was the first animal metabolite to be isolated in crystalline form; its c...

Hiroshige

(Encyclopedia)Hiroshige (Ando Hiroshige) änˈdō hērōˈshēgāˌ [key], 1797–1858, Japanese painter and color-print artist of the ukiyo-e school. His prolific work includes a series of landscapes (1833) entitl...

Hoffman, Dustin

(Encyclopedia)Hoffman, Dustin hŏfˈmən, hôfˈ– [key], 1937–, American actor, b. Los Angeles. Not glamorous in the manner of earlier stars, Hoffman began on Broadway, but gained widespread popularity with his...