Mackenzie River, major river system in the drainage pattern of northwestern North America. Its basin is the largest in Canada, and it is exceeded on the continent only by the Mississippi-Missouri system. The Mackenzie system drains an area of some 697,00
Define Mackenzie River. Mackenzie River synonyms, Mackenzie River pronunciation, Mackenzie River translation, English dictionary definition of Mackenzie River. A river of northwest Canada rising in Great Slave Lake in southern Northwest Territories and f
(Placename) a river in NW Canada, in the Northwest Territories and Nunavut, flowing northwest from Great Slave Lake to the Beaufort Sea: the longest river in Canada; navigable in summer. Length: 1770 km (1100 miles) (məˈkɛnzɪ) ...
River Discharge Alters Arctic Sea IcePhysical geographyNasa Earth Observatory