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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...

Heiberg, Johan Ludvig

(Encyclopedia)Heiberg, Johan Ludvig yōhănˈ lo͞oᵺˈvē hīˈbâr [key], 1791–1860, Danish writer, director of the National Theater. In the play Christmas Fun and New Year's Jesting (1817), he satirized leadi...

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...

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...

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...

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 ...

North Cascades National Park

(Encyclopedia)North Cascades National Park, 504,781 acres (204,436 hectares), N Washington. Located in the Cascade Range, the park has outstanding alpine scenery, including high jagged peaks, glaciers, icefalls, ha...

rafflesia

(Encyclopedia)rafflesia răflēˈzhə [key], any of a genus (Rafflesia) of parasitic plants native to the rain forests of the Malay peninsula, Sumatra, Borneo, and the Philippines. The plants have no roots, stems, ...