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Arnold of Brescia

(Encyclopedia)Arnold of Brescia brĕshˈə [key], c.1090–1155, Italian monk and reformer, b. Brescia. A priest of irreproachable life, Arnold studied at Paris, where according to tradition he was a pupil of Peter...

mendelevium

(Encyclopedia)mendelevium mĕndəlāvˈēəm [key], artificially produced radioactive chemical element; symbol Md; at. no. 101; mass no. of most stable isotope 258; m.p. 827℃; b.p. and sp. gr. unknown; valence +1...

Ward, William George

(Encyclopedia)Ward, William George, 1812–82, English Roman Catholic apologist, educated at Oxford. He became (1834) a fellow at Balliol College, Oxford, and was ordained in the Church of England. At first a Broad...

biology

(Encyclopedia)biology, the science that deals with living things. It is broadly divided into zoology, the study of animal life, and botany, the study of plant life. Subdivisions of each of these sciences include cy...

Ricci, Matteo

(Encyclopedia)Ricci, Matteo mät-tāˈō rētˈchē [key], 1552–1610, Italian missionary to China. He entered the Society of Jesus, and in Rome he studied under Clavius. Ricci was sent to the Indies (1578), and h...

Lee, Harper

(Encyclopedia)Lee, Harper (Nelle Harper Lee), 1926–2016, American novelist, b. Monroeville, Ala. A member of an old Southern family and related to Robert E. Lee, she was a lifelong friend of Truman Capote. Lee at...

Louis VII, king of France

(Encyclopedia)Louis VII (Louis the Young), c.1120–1180, king of France (1137–80), son and successor of King Louis VI. Before his accession he married Eleanor of Aquitaine. A controversy with Pope Innocent II ov...

Ponzi, Charles

(Encyclopedia)Ponzi, Charles or Carlo, 1882–1949), Italian-American swindler. He came to the United States from his native Italy in 1903, then went in 1907 to Canada, where he was convicted of check forgery. In 1...

Abelard, Peter

(Encyclopedia)Abelard, Peter pyĕr äbālärˈ [key], 1079–1142, French philosopher and teacher, b. Le Pallet, near Nantes. A theological Platonist, Abelard emphasized Aristotle's dialectic method. His belief t...

Clausewitz, Karl von

(Encyclopedia)Clausewitz, Karl von kärl fən klouˈzəvĭts [key], 1780–1831, Prussian general and military strategist. Clausewitz was an original thinker most influenced by the Napoleonic wars in which he fough...