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Annelida

(Encyclopedia)CE5 A. The earthworm, Lumbricus terrestris, representative of the phylum Annelida. B. Internal anatomy of an earthworm. Annelida ənĕlˈĭdə [key] [Lat., anellus=a ring], phylum of soft-bodied, ...

Colombia

(Encyclopedia)CE5 Colombia kəlŭmˈbēə, Span. kōlōmˈbyä [key], officially Republic of Col...

Nepal

(Encyclopedia)CE5 Nepal nəpôlˈ [key], officially Federal Democratic Republic of Nepal, republic (2015 est. pop. 28,656,000), c.54,000 sq mi (139,860 sq km), central Asia. Landlocked and isolated by the Himala...

Belgium

(Encyclopedia)CE5 Belgium bĕlˈjəm [key], Du. België, Fr. La Belgique, officially Kingdom of Belg...

World War I

(Encyclopedia)World War I, 1914–18, also known as the Great War, conflict, chiefly in Europe, among most of the great Western powers. It was the largest war the world had yet seen. World War I and the resul...

vitamin

(Encyclopedia)vitamin, group of organic substances that are required in the diet of humans and animals for normal growth, maintenance of life, and normal reproduction. Vitamins act as catalysts; very often either t...

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...

Rome, city, Italy

(Encyclopedia)CE5 Roman Empire (a.d. 117) CE5 Rome, Ital. Roma, city (1991 pop. 2,775,250), capital of Italy and see of the pope, whose residence, Vatican City, is a sovereign state within the city of Rome. R...

Serbia

(Encyclopedia)CE5 Serbia sŭrˈbēä [key], officially Republic of Serbia, republic (2015 est. pop. 8,851,000), 34,116 sq mi (88,361 sq km), W central Balkan Peninsula; formerly the chief constituent republic of...

Antarctica

(Encyclopedia)CE5 Antarctica ăntärkˈtĭkə, –ärˈtĭkə [key], the fifth largest continent, c.5,500,000 sq mi (14,245,000 sq km), asymmetrically centered on the South Pole and almost entirely within the An...