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)
Mackenzie2 (məˈkɛnzɪ)
—n
1.
Sir Alexander. ?1755--1820, Scottish explorer and fur trader in Canada. He explored the Mackenzie River (1789) and was the first European to cross America north of Mexico (1793)
2.
Alexander. 1822--92, Canadian statesman; first Liberal prime minister (1873--78)
3.
Sir Compton. 1883--1972, English author. His works include Sinister Street (1913--14) and the comic novel Whisky Galore (1947)
4.
Sir Thomas. 1854--1930, New Zealand statesman born in Scotland: prime minister of New Zealand (1912)
5.
William Lyon. 1795--1861, Canadian journalist and politician, born in Scotland. He led an unsuccessful rebellion against the oligarchic Family Compact (1837)