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1911 Encyclopædia Britannica/Arctic

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ARCTIC (Gr. Ἄρκτος, the Bear, the northern constellation of Ursa Major), the epithet applied to the region round the North Pole, covering the area (both ocean and lands) where the characteristic polar conditions of climate, &c., obtain. The Arctic Circle is drawn at 66° 30′ N. (see Polar Regions).