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Fresnel, Augustin Jean

(Encyclopedia)Fresnel, Augustin Jean ōgüstăNˈ zhäN frānĕlˈ [key] 1788–1827, French physicist and engineer. He is known for his research on light, especially on conditions governing interference phenomena ...

Fantin-Latour, Ignace Henri Jean Théodore

(Encyclopedia)Fantin-Latour, Ignace Henri Jean Théodore ēgnäsˈ äNrēˈ zhäNˈ tēōdôrˈ fäNtăNˈ-läto͞orˈ [key], 1836–1904, French painter and lithographer. He is best known for his portrait groups o...

Clouet, Jean

(Encyclopedia)Clouet, Jean both: zhänĕˈ [key], c.1485–1540, portrait and miniature painter. He was court painter and valet de chambre to the French king Francis I. He is thought to have been Flemish and may ha...

Nathan, George Jean

(Encyclopedia)Nathan, George Jean, 1882–1958, American editor and drama critic, b. Fort Wayne, Ind. He left the New York Herald to join H. L. Mencken in editing Smart Set (1914–23), which they made into a guide...

Mandeville, Sir John

(Encyclopedia)Mandeville, Sir John, 14th-century English author of The Travels of Sir John Mandeville. Originally written in Norman French, the work became enormously popular and was translated into English, Latin,...

Alembert, Jean le Rond d'

(Encyclopedia)Alembert, Jean le Rond d' zhäN lərôNˈ däläNbĕrˈ [key], 1717–83, French mathematician and philosopher. The illegitimate son of the chevalier Destouches, he was named for the St. Jean le Rond ...

Duvalier, Jean-Claude

(Encyclopedia)Duvalier, Jean-Claude düvälyāˈ [key], 1951–2014, president of Haiti (1971–86). At age 19, he was proclaimed “president for life” upon the death of his father, Francois Duvalier. Under gre...

Sponde, Jean de

(Encyclopedia)Sponde, Jean de zhäN də spôNd [key], 1557–95, French poet and humanist. He held various posts in the court of Henry IV but died destitute because of his reckless nature. His Sonnets of Love and D...

Poncelet, Jean Victor

(Encyclopedia)Poncelet, Jean Victor zhäNˈ vēktôrˈ pôNslāˈ [key], 1788–1867, French mathematician and army engineer. He taught at the school of mechanics at Metz and at the Faculté des Sciences and the É...

Anville, Jean Baptiste Bourguignon d'

(Encyclopedia)Anville, Jean Baptiste Bourguignon d' zhäN bätēstˈ bo͞orgēnyôNˈ däNvēlˈ [key], 1697–1782, French geographer and cartographer. His maps of ancient geography, characterized by careful, accu...
 

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