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WordReference Random House Unabridged Dictionary of American English © 2024Ant•arc•ti•ca (ant ärk′ti kə, -är′ti-),USA pronunciation n. - Place Namesthe continent surrounding the South Pole: almost entirely covered by an ice sheet. ab. 5,000,000 sq. mi. (12,950,000 sq. km). Also called Antarctic Continent.
Collins Concise English Dictionary © HarperCollins Publishers:: Antarctica /æntˈɑːktɪkə/ n - a continent around the South Pole: consists of an ice-covered plateau, 1800–3000 m (6000 ft to 10 000 ft) above sea level, and mountain ranges rising to 4500 m (15 000 ft) with some volcanic peaks; average temperatures all below freezing and human settlement is confined to research stations. All political claims to the mainland are suspended under the Antarctic Treaty of 1959
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