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equine encephalitis

(Encyclopedia)equine encephalitis ēˈkwīn ĕnsĕfˌəlīˈtĭs [key], infectious disease of horses caused by any of several viruses, three of which—the Eastern, Western, and Venezuelan viruses—can also infect...

horse chestnut

(Encyclopedia)horse chestnut, common name for some members of the Hippocastanaceae, a family of trees and shrubs of the north temperate zones and of South America. The horse chestnut tree, Aesculus hippocastanum, a...

Monts, Pierre du Gua, sieur de

(Encyclopedia)Monts, Pierre du Gua, sieur de pyĕr dü gwä syör də môN [key], c.1560–c.1630, French colonizer in North America. A wealthy Huguenot and a favorite of Henry IV, he was the holder of a trade mono...

Ayacucho

(Encyclopedia)Ayacucho äyäko͞oˈchō [key], city, capital of Ayacucho dept., S central Peru. It is a commercial center in a rich mining region that produces gold, silver, and nickel....

llanos

(Encyclopedia)llanos yäˈnōs [key], Spanish-American term for prairies, specifically those of the Orinoco River basin of N South America, in Venezuela and E Colombia. The llanos of the Orinoco are a vast, hot reg...

Palma, Ricardo

(Encyclopedia)Palma, Ricardo pälˈmä [key], 1833–1919, Peruvian scholar and author. Palma abandoned an active early career as a naval officer, journalist, and politician to achieve note as a historian with a b...

yam

(Encyclopedia)yam, common name for some members of the Dioscoreaceae, a family of tropical and subtropical climbing herbs or shrubs with starchy rhizomes often cultivated for food. The largest genus, Dioscorea, is ...

Borlaug, Norman Ernest

(Encyclopedia)Borlaug, Norman Ernest bôrˈlôg [key], 1914–2009, U.S. agronomist, b. near Saude, Iowa, grad. Univ. of Minn. (Ph.D., 1942). He worked as researcher with the E. I. du Pont Company until 1944, when ...

sunbittern

(Encyclopedia)sunbittern, common name for a graceful, stout-bodied, bitternlike bird, Eurypyga helias. It is named for its wing markings, an orange-chestnut shield set in an orange-buff circle, which looks like a s...

Saint-Exupéry, Antoine de

(Encyclopedia)Saint-Exupéry, Antoine de (Antoine-Marie-Roger de Saint-Exupéry) äNtwänˈ-märēˈ-rôzhāˈ də săNtĕgzüpārēˈ [key], 1900–1944, French aviator and writer. He became a commercial pilot and...