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Sacrobosco, Johannes de

(Encyclopedia)Sacrobosco, Johannes de yōhänˈəs də săkrōbŏsˈkō [key], or John of Hollywood, c.1200–1256, English mathematician and astronomer. He wrote several widely read and influential books: Algorism...

Lamartine, Alphonse Marie Louis de

(Encyclopedia)Lamartine, Alphonse Marie Louis de älfôNsˈ märēˈ lwē də lämärtēnˈ [key], 1790–1869, French poet, novelist, and statesman. After a trip to Italy and a brief period in the army, Lamartine ...

Medici, Francesco de'

(Encyclopedia)Medici, Francesco de' dā mĕˈdĭchē, Ital. māˈdēchē [key], 1541–87, grand duke of Tuscany (1574–87); son and successor of Cosimo I de' Medici. In his reign the decline of the Medici family...

coureurs de bois

(Encyclopedia)coureurs de bois ko͞orörˈ də bwä [key] [Fr.,=woods runners], unlicensed traders during the French regime in Canada. Traders were required to be licensed, but to only a favored few were licenses g...

Alarcón, Hernando de

(Encyclopedia)Alarcón, Hernando de ārnänˈdō dā älärkōnˈ [key], fl. 1540, Spanish explorer in the Southwest. He was given command of a fleet that was supposed to support the land expedition of Francisco V�...

Polignac, Melchior de

(Encyclopedia)Polignac, Melchior de də pôlēnyäkˈ [key], 1661–1742, French diplomat, churchman, and author, cardinal of the Roman Catholic Church. As ambassador to Poland he directed (1697) the unsuccessful ...

Montgomery, Gabriel, seigneur de Lorges, comte de

(Encyclopedia)Montgomery, Gabriel, seigneur de Lorges, comte de gäbrēĕlˈ sānyörˈ də lôrzh kôNt də môNgômərēˈ [key], c.1530–1574, French soldier. Captain of the Scottish guards of King Henry II of ...

Campomanes, Pedro Rodríguez de, conde de Campomanes

(Encyclopedia)Campomanes, Pedro Rodríguez de, conde de Campomanes pāˈᵺrō rôᵺrēˈgāth kōnˈdā dā kämpōmäˈnās [key], 1723–1802, Spanish statesman, economist, and author. As president of the counc...

Velasco, Luis de

(Encyclopedia)Velasco, Luis de vāläsˈkō [key], d. 1564, Spanish administrator, second viceroy (1550–64) of New Spain (now Mexico), successor to Antonio de Mendoza. His rule was remarkably energetic, humanita...

Becquerel

(Encyclopedia)Becquerel bĕkərĕlˈ [key], family of French physicists. Antoine César Becquerel, 1788–1878, was a pioneer in electrochemical science. He was professor of physics at the Muséum d'Histoire nature...

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