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Dumas, Jean Baptiste André

(Encyclopedia)Dumas, Jean Baptiste André dümäˈ [key], 1800–1884, French organic chemist. He was distinguished for his researches on atomic weights, esters, vapor densities, the oxidation products of alcohols...

Reclus, Jean Jacques Élisée

(Encyclopedia)Reclus, Jean Jacques Élisée zhäN zhäk ālēzāˈ rəklüˈ [key], 1830–1905, French geographer, b. Gironde, educated mainly in Germany, where he studied under Karl Ritter. Several times he was f...

Foucault, Jean Bernard Léon

(Encyclopedia)Foucault, Jean Bernard Léon zhäN bĕrnärˈ lāôNˈ fo͞okōˈ [key], 1819–68, French physicist. Known especially for his research on the speed of light, he determined its velocity in air and fou...

Sartre, Jean-Paul

(Encyclopedia)Sartre, Jean-Paul zhäN-pôl särˈtrə [key], 1905–80, French philosopher, playwright, and novelist. Influenced by German philosophy, particularly that of Heidegger, Sartre was a leading exponent o...

Lannes, Jean

(Encyclopedia)Lannes, Jean zhäN län [key], 1769–1809, marshal of France. He fought under Napoleon Bonaparte (later Napoleon I) in the Italian and Egyptian campaigns, supported his coup of 18 Brumaire, and disti...

Laffite, Jean

(Encyclopedia)Laffite, Jean zhäN läfētˈ [key], c.1780–1826?, leader of a band of privateers and smugglers. The name is often spelled Lafitte. He and his men began operating (1810) off the Baratarian coast S o...

Harlow, Jean

(Encyclopedia)Harlow, Jean, 1911–37, American movie star, b. Kansas City, Mo., as Harlean Carpentier. Harlow brought charm and a sexual knowingness to a series of comedies during the 1930s, becoming the model of ...

Ingelow, Jean

(Encyclopedia)Ingelow, Jean ĭnˈjəlō [key], 1820–97, English author. Her poems are characterized by religious introspection and an intimate knowledge of nature. Among her best-known poems are “High Tide on t...

Jean, Michaëlle

(Encyclopedia)Jean, Michaëlle, 1957–, Canadian journalist, filmmaker, and women's rights activist, b. Port-au-Prince, Haiti. Her family immigrated to Canada in 1968. After studying languages and literature at th...

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