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Mariana Trench

(Encyclopedia)Mariana Trench or Marianas Trench, mârˌēănˈəz [key], elongated depression on the Pacific Ocean floor, 210 mi (338 km) SW of Guam. It is the deepest known depression on the earth's surface, havin...

Franklin, Rosalind Elsie

(Encyclopedia)Franklin, Rosalind Elsie, 1920–58, English molecular biologist and chemist, grad. Newnham College, Cambridge (1941). She spent most of the war years (1942–45) working for the British Coal Utilisat...

Jussieu

(Encyclopedia)Jussieu zhüsyöˈ [key], French family of distinguished botanists. Antoine de Jussieu, 1686–1758, was director of the Jardin des Plantes, Paris. He edited Jacques Barrelier's posthumously published...

Cordeliers

(Encyclopedia)Cordeliers kôrdəlyāˈ [key], political club of the French Revolution. Founded (1790) as the Society of the Friends of the Rights of Man and of the Citizen, it was called after its original meeting ...

emperor

(Encyclopedia)emperor [Lat. imperator=one holding supreme power, especially applied to generals], the sovereign head of an empire. In the Roman republic the term imperator referred to the chief military commander a...

Périer, Casimir Pierre

(Encyclopedia)Périer, Casimir Pierre käzēmērˈ pyĕr pĕryāˈ [key], 1777–1832, French statesman. He was a member of a wealthy bourgeois family. His father, Claude Périer, a manufacturer and financier of Gr...

Billaud-Varenne, Jean Nicolas

(Encyclopedia)Billaud-Varenne, Jean Nicolas zhäk nēkōläˈ bēyōˈ-värĕnˈ [key], 1756–1819, French revolutionary. A violent antimonarchist in the Convention, the revolutionary national assembly, he and Jea...

Canadian literature, French

(Encyclopedia)Canadian literature, French, the body of literature of the French-speaking population of Canada. Except for the narratives of French explorers (such as Samuel de Champlain and Pierre Esprit Radisson) ...

Michigan, Lake

(Encyclopedia)Michigan, Lake, 22,178 sq mi (57,441 sq km), 307 mi (494 km) long and 30 to 120 mi (48–193 km) wide, bordered by Mich., Ind., Ill., and Wis.; third largest of the Great Lakes and the only one entire...

John XXII, pope

(Encyclopedia)John XXII, 1244–1334, pope (1316–34), a Frenchman (b. Cahors) named Jacques Duèse; successor of Clement V. Formerly, he was often called John XXI. He reigned at Avignon. John was celebrated as a ...