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Jean

(Encyclopedia)Jean zhäN [key], 1921–2019, grand duke of Luxembourg (1964–2000); son of Charlotte, grand duchess of Luxembourg, and Felix, prince of Bourbon-Parma. He fought with Great Britain's Irish Guards in...

Carnot, Hippolyte

(Encyclopedia)Carnot, Hippolyte ēpôlētˈ kärnōˈ [key], 1801–88, French statesman; son of Lazare Carnot. He shared his father's exile after 1815 and returned to France in 1823. A follower of Claude Henri de ...

silicon carbide

(Encyclopedia)silicon carbide, chemical compound, SiC, that forms extremely hard, dark, iridescent crystals that are insoluble in water and other common solvents. Widely used as an abrasive, it is marketed under su...

pseudonym

(Encyclopedia)pseudonym so͞oˈdənĭm [key] [Gr.,=false name], name assumed, particularly by writers, to conceal identity. A writer's pseudonym is also referred to as a nom de plume (pen name). Famous examples in ...

Turenne, Henri de La Tour d'Auvergne, vicomte de

(Encyclopedia)Turenne, Henri de La Tour d'Auvergne, vicomte de äNrēˈ də lä to͞or dōvĕrˈnyə vēkôNtˈ də tərĕnˈ [key], 1611–75, marshal of France, one of the greatest of French commanders. The son o...

Hermitage, museum, St. Petersburg, Russia

(Encyclopedia)Hermitage ĕrˌmētäzhˈ [key], museum in St. Petersburg, Russia, one of the world's foremost houses of art, consisting of six buildings along the embankment of the Neva River. Its central building, ...

Aragon, Louis

(Encyclopedia)Aragon, Louis lwē ärägôNˈ [key], 1897–1982, French writer. One of the founders of surrealism in literature, Aragon abandoned that philosophy for Marxism after a trip to the USSR in 1931. He was...

Davis, Stuart

(Encyclopedia)Davis, Stuart, 1894–1964, American painter, b. Philadelphia, studied with Robert Henri in New York City. At the age of 19 he did drawings and covers for The Masses and exhibited in the Armory Show. ...

Coanda effect

(Encyclopedia)Coanda effect or wall-attachment effect, the tendency of a moving fluid, either liquid or gas, to attach itself to a surface and flow along it. As a fluid moves across a surface a certain amount of fr...

Aubigné, Théodore Agrippa d'

(Encyclopedia)Aubigné, Théodore Agrippa d' tāōdôrˈ əgrĭpˈəˈ dōbĭnŏyāˈ [key], 1552–1630, French poet and Huguenot soldier. A devoted follower of Henry of Navarre (Henry IV) from 1568, he was later ...