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Olivares, Gaspar de Guzmán, conde-duque de

(Encyclopedia)Olivares, Gaspar de Guzmán, conde-duque de gäspärˈ dā go͞othmänˈ kōnˈdā-do͞oˈkā dā ōlēväˈrās [key], 1587–1645, Spanish statesman. He was appointed chief minister on the accession...

Valois, royal house of France

(Encyclopedia)Valois välwäˈ [key], royal house of France that ruled from 1328 to 1589. At the death of Charles IV, the last of the direct Capetians, the Valois dynasty came to the throne in the person of Philip ...

silica

(Encyclopedia)silica or silicon dioxide, chemical compound, SiO2. It is insoluble in water, slightly soluble in alkalies, and soluble in dilute hydrofluoric acid. Pure silica is colorless to white. It occurs in sev...

hydrogen fluoride

(Encyclopedia)hydrogen fluoride, chemical compound, HF, a colorless, fuming liquid or colorless gas that boils at 19.54℃. It is miscible with water and is soluble in benzene, toluene, and concentrated sulfuric ac...

Nouvel, Jean

(Encyclopedia)Nouvel, Jean zhäN no͞ovĕlˈ [key], 1945–, French architect, grad. École des Beaux-Arts, Paris (1971). He opened his own firm in 1975, and became known for innovative techniques, the use of moder...

thermometer

(Encyclopedia)thermometer, instrument for measuring temperature. Galileo and Sanctorius devised thermometers consisting essentially of a bulb with a tubular projection, the open end of which was immersed in a liqui...

Holliston

(Encyclopedia)Holliston, town (2020 pop. 14,996), Middlesex co., E Mass.; settled c.1659, inc. 1724. Its manufactures include plastics, glass, wood, paper goods, and ...

Canonchet

(Encyclopedia)Canonchet: see King Philip's War. ...

Perseus, king of Macedon

(Encyclopedia)Perseus, c.212–166 b.c., last king of Macedon (179–168 b.c.), son and successor of Philip V. He intrigued against his younger brother, Demetrius, eventually bringing about the latter's execution b...

Teixeira, Pedro

(Encyclopedia)Teixeira, Pedro pĕˈdro͝o tāˈshārə [key], d. 1640, Portuguese explorer, one of the early voyagers on the Amazon. He commanded the expedition sent by the governor of Maranhão up the Amazon in th...
 

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