Columbia Encyclopedia

Search results

500 results found

Baffin Island

(Encyclopedia)Baffin Island, 183,810 sq mi (476,068 sq km), c.1,000 mi (1,610 km) long and from 130 to 450 mi (210–720 km) wide, in the Arctic Ocean, Nunavut Territory, Canada. It is the fifth largest island in t...

Franklin, Sir John

(Encyclopedia)Franklin, Sir John, 1786–1847, British explorer in N Canada whose disappearance caused a widespread search of the Arctic. Entering the navy in 1801, he fought in the battle of Trafalgar. On his firs...

arnica

(Encyclopedia)arnica ärˈnəkə [key], any plant of the genus Arnica, yellow-flowered perennials of the family Asteraceae (aster family), native to north temperate and arctic regions. In North America, arnicas gro...

Barentz, Willem

(Encyclopedia)Barentz or Barents, Willem both: vĭˈləm bäˈrənts [key], d. 1597, Dutch navigator. He made three voyages (1594, 1595, 1596–97) in search of the Northeast Passage to Asia. He reached Novaya Zeml...

tangent

(Encyclopedia)tangent, in mathematics. 1 In geometry, the tangent to a circle or sphere is a straight line that intersects the circle or sphere in one and only one point. For other curves and surfaces the tangent l...

Atlantic Ocean

(Encyclopedia)CE5 Atlantic Ocean [Lat.,=of Atlas], second largest ocean (c.31,800,000 sq mi/82,362,000 sq km; c.36,000,000 sq mi/93,240,000 sq km with marginal seas). The North Atlantic Ocean has some of the w...

secant

(Encyclopedia)secant, in mathematics. 1 In geometry, a secant is a straight line cutting a curve or surface. If it intersects the curve in two different points, as in the secant of a circle, the segment of the seca...

Point Barrow

(Encyclopedia)Point Barrow, northernmost point of Alaska, on the Arctic Ocean, at lat. 71°23′N and long. 156°30′W. Visited in 1826 by Frederick W. Beechey, a British explorer, and named by him for the British...

Ross, Sir John

(Encyclopedia)Ross, Sir John, 1777–1856, British arctic explorer and rear admiral. In 1818 he went in search of the Northwest Passage but turned back after exploring Baffin Bay. Financed by Sir Felix Booth, he co...

Parry, Sir William Edward

(Encyclopedia)Parry, Sir William Edward păˈrē [key], 1790–1855, British arctic explorer and rear admiral. He entered the navy at 13 and made his first voyage to the Arctic under Sir John Ross in 1818 in search...