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couvade

(Encyclopedia)couvade ko͞ovädˈ [key], imitation by the father of many of the concomitants of childbirth, at the time of his wife's parturition. The father may retire into seclusion as well as observe various tab...

federal government

(Encyclopedia)federal government or federation, government of a union of states in which sovereignty is divided between a central authority and component state authorities. A federation differs from a confederation...

Marsilius of Padua

(Encyclopedia)Marsilius of Padua märsĭlˈēəs, păˈdyo͞oə [key], d. c.1342, Italian political philosopher. He is satirically called Marsiglio. Little is known with certainty of his life except that he was rec...

Magellan, Strait of

(Encyclopedia)Magellan, Strait of, c.330 mi (530 km) long and 21⁄2 to 15 mi (4–24 km) wide, separating South America from Tierra del Fuego and other islands south of the continent. Except for a few miles at its...

Great Plains

(Encyclopedia)Great Plains, extensive grassland region on the continental slope of central North America. They extend from the Canadian provinces of Alberta, Saskatchewan, and Manitoba south through W central Unite...

quinine

(Encyclopedia)quinine kwīˈnīnˌ, kwĭnēnˈ [key], white crystalline alkaloid with a bitter taste. Before the development of more effective synthetic drugs such as quinacrine, chloroquine, and primaquine, quinin...

Calcasieu

(Encyclopedia)Calcasieu kălˈkəso͞o [key], river c.200 mi (320 km) long, rising in W central La. and flowing S through Lake Charles and Calcasieu Lake to the Gulf of Mexico. The river, which is partly navigable,...

Toluca

(Encyclopedia)Toluca tōlo͞oˈkä [key], city (1990 pop. 327,865), capital of Mexico state, central Mexico. Located on the central plateau, Toluca (alt. c.8,760 ft/2,670 m) has a year-round cool climate. It was es...

information storage and retrieval

(Encyclopedia)information storage and retrieval, the systematic process of collecting and cataloging data so that they can be located and displayed on request. Computers and data processing techniques have made pos...

Dias, Antônio Gonçalves

(Encyclopedia)Dias, Antônio Gonçalves əntôˈnyo͝o go͝onsälˈvəs dēˈəs [key], 1823–64, Brazilian poet and dramatist. A leading writer of the romantic school, he is noted for his strong nativist feeling ...