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San Salvador, city, El Salvador

(Encyclopedia) San SalvadorSan Salvadorsän sälväᵺōrˈ [key], city (1993 pop. 402,448), central El Salvador, capital and largest city of the country. It is the center of El Salvador's trade and…

mango

(Encyclopedia) mangomangomăngˈgō [key], evergreen tree of the Anacardiaceae (sumac family), native to tropical E Asia and now grown in both hemispheres. The chief species, Mangifera indica, is…

dogbane

(Encyclopedia) dogbane, common name for some members of the Apocynaceae, a family of herbs, shrubs, and trees found in most parts of the world but especially in the tropics, where they are often…

leech

(Encyclopedia) leech, predacious or parasitic annelid worm of the class Hirudinea, characterized by a cylindrical or slightly flattened body with suckers at either end for attaching to prey. The…

rhododendron

(Encyclopedia) rhododendronrhododendronrōˌdədĕnˈdrən [key] [Gr.,=rose tree], any plant of the genus Rhododendron, shrubs of the family Ericaceae (heath family) found chiefly in mountainous areas of…

International Cyclone Definitions

Hurricanes, Typhoons, and More A “tropical cyclone” is the generic term for a giant whirlwind with storm activity surrounding a low-pressure center over tropical or subtropical waters. The terms “…

cowrie

(Encyclopedia) cowrie or cowrycowrieboth: kouˈrē [key], common name applied to marine gastropods belonging to the family Cypraeidae, a well-developed family of marine snails found in the tropics.…

amnesia

(Encyclopedia) amnesiaamnesiaămnēˈzhə [key], [Gr.,=forgetfulness], condition characterized by loss of memory for long or short intervals of time. It may be caused by injury, shock, senility, severe…

multiple sclerosis

(Encyclopedia) multiple sclerosis (MS), chronic, slowly progressive autoimmune disease in which the body's immune system attacks the protective myelin sheaths that surround the nerve cells of the…

bedbug

(Encyclopedia) bedbug, any of the small, blood-sucking bugs of the family Cimicidae, which includes about 30 species distributed throughout the world. Bedbugs are flat-bodied, oval, reddish brown,…