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airfoil

(Encyclopedia)airfoil, surface designed to develop a desired force by reaction with a fluid, especially air, that is flowing across the surface. For example, the fixed wing surfaces of an airplane produce lift, whi...

East Haven

(Encyclopedia)East Haven, town (2020 pop. 27,923, New Haven co., S Conn., on Long Island Sound, a residential suburb of New Haven, in a farm area; inc. 1785. Light in...

flight

(Encyclopedia)CE5 Aircraft motions and control surfaces: Yaw, or motion to the left or right, is controlled by the rudder. Pitch, or climbing or dropping, is controlled by the elevators, which move in the same d...

Alemán, Mateo

(Encyclopedia)Alemán, Mateo mätāˈō älāmänˈ [key], 1547–1614?, Spanish novelist, b. Seville. Alemán studied medicine and practiced accounting. He led a turbulent life, was sent to jail twice for his debt...

Isaacs, Jorge

(Encyclopedia)Isaacs, Jorge hôrˈhā ēˈsäks [key], 1837–95, Colombian novelist. The son of a prosperous Englishman and a creole, Isaacs witnessed the ruin and premature death of his parents and the despoilmen...

Guido of Siena

(Encyclopedia)Guido of Siena sēĕnˈə [key], fl. 13th cent., Italian painter. All that is known of him is an inscription on a large and almost completely repainted Virgin and Child Enthroned, formerly in San Dome...

Mansfield, Sir Peter

(Encyclopedia)Mansfield, Sir Peter, 1933–2017, British physicist, Ph.D. Queen Mary College, London, 1962. He was a professor at the Univ. of Nottingham from 1964 to 1994. In 2003 Mansfield shared the Nobel Prize ...

Walton, Izaak

(Encyclopedia)Walton, Izaak, 1593–1683, English writer. He wrote one of the most famous books in the English language, The Compleat Angler; or, the Contemplative Man's Recreation. The first edition appeared in 16...

Prus, Bolesław

(Encyclopedia)Prus, Bolesław bôlĕsläfˈ pro͞os [key], 1845?–1912, Polish writer, whose original name was Alexander Głowacki. Prus is considered a founder of the modern Polish novel. His articles and short s...

nausea

(Encyclopedia)nausea, sensation of discomfort, or queasiness, in the stomach. It may be caused by irritation of the stomach by food or drugs, unpleasant odors, overeating, fright, or psychological stress. It is usu...