Lake Ontario

Ontario

[on-tair-ee-oh]
noun
1.
a province in S Canada, bordering on the Great Lakes. 412,582 sq. mi. (1,068,585 sq. km). Capital: Toronto.
2.
a lake between the NE United States and S Canada, between New York and Ontario province: the smallest of the Great Lakes. 193 miles (310 km) long; 7540 sq. mi. (19,530 sq. km).
3.
a city in SW California, E of Los Angeles.

Ontarian, Ontaric [on-tar-ik] , adjective, noun
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
Ontario (ɒnˈtɛərɪəʊ)
 
n
1.  Ont., Abbreviation: ON a province of central Canada: lies mostly on the Canadian Shield and contains the fertile plain of the lower Great Lakes and the St Lawrence River, one of the world's leading industrial areas; the second largest and the most populous province. Capital: Toronto. Pop: 12 392 721 (2004 est). Area: 891 198 sq km (344 092 sq miles)
2.  Lake Ontario a lake between the US and Canada, bordering on New York State and Ontario province: the smallest of the Great Lakes; linked with Lake Erie by the Niagara River and Welland Canal; drained by the St Lawrence. Area: 19 684 sq km (7600 sq miles)

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Etymonline
Word Origin & History

Ontario
from Mohawk (Iroquoian) ontari:io "beautiful lake" or "great lake."
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Cultural Dictionary

Ontario definition


Province in central Canada, bordered by Hudson Bay and James Bay to the north; Quebec to the east; the St. Lawrence River, Lake Ontario, Lake Erie, Lake Huron, Lake Superior, and Minnesota to the south; and Manitoba to the west. Its capital and largest city is Toronto.

Note: The Canadian side of Niagara Falls is in southern Ontario.
Note: Ottawa, Canada's capital, is in southeastern Ontario.
Note: Ontario is the most heavily industrialized, populous, and prosperous province in Canada.

Lake Ontario definition


Lake located between Ontario, Canada, and New York.

Note: Smallest and lowest in elevation of the Great Lakes.
The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
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