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ecology

(Encyclopedia)ecology, study of the relationships of organisms to their physical environment and to one another. The study of an individual organism or a single species is termed autecology; the study of groups of ...

coonhound, black-and-tan

(Encyclopedia)coonhound, black-and-tan, breed of large hound developed in the United States. It stands from 23 to 27 in. (58–69 cm) high at the shoulder and weighs from 70 to 85 lb (32–38 kg). The dense, short ...

Central American Federation

(Encyclopedia)Central American Federation or Central American Union, political confederation (1825–38) of the republics of Central America—Costa Rica, Guatemala, Honduras, Nicaragua, and Salvador. United under ...

Eden, Anthony, 1st earl of Avon

(Encyclopedia)Eden, Anthony, 1st earl of Avon āˈvən [key], 1897–1977, British statesman. After service in World War I ...

Indiana, state, United States

(Encyclopedia)CE5 Indiana, midwestern state in the N central United States. It is bordered by Lake Michigan and the state of Michigan (N), Ohio (E), Kentucky, across the Ohio River (S), and Illinois (W). Indu...

Missouri, state, United States

(Encyclopedia)CE5 Missouri mĭzo͝orˈē, –ə [key], one of the midwestern states of the United States. It is bordered by Illinois, Kentucky, and Tennessee, across the Mississippi River (E), Arkansas (S), Okla...

Group of Seventy Seven

(Encyclopedia)Group of Seventy Seven (G77), international organization, established in 1967 to promote economic cooperation and greater influence in world affairs among developing countries. Originally consisting o...

International Trade Commission, United States

(Encyclopedia)International Trade Commission, United States, independent agency of the U.S. government established in 1916 as the Tariff Commission; renamed International Trade Commission in 1975. It is charged wit...

World War II

(Encyclopedia)World War II, 1939–45, worldwide conflict involving every major power in the world. The two sides were generally known as the Allies and the Axis. Although hostilities came to an end in Sept...

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