Ontario - Definitions from Dictionary.com

12 results for: Ontario

Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This

On·tar·i·o

Audio Help [on-tair-ee-oh] Pronunciation Key

–noun

1.	a province in S Canada, bordering on the Great Lakes. 8,131,618; 412,582 sq. mi. (1,068,585 sq. km). Capital: Toronto.

2.	Lake, a lake between the NE United States and S Canada, between New York and Ontario province: the smallest of the Great Lakes. 193 mi. (310 km) long; 7540 sq. mi. (19,530 sq. km).

3.	a city in SW California, E of Los Angeles. 88,820.

—Related forms

On·tar·i·an, On·tar·ic

Audio Help [on-tar-ik] Pronunciation Key, adjective, noun

Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.

Encyclopædia Britannica, Inc.
Ontario

To learn more about Ontario visit Britannica.com

American Heritage Dictionary - Cite This Source - Share This

On·tar·i·o Audio Help (ŏn-târ'ē-ō') Pronunciation Key

Abbr. ON or Ont. A province of east-central Canada. It joined the confederation in 1867. First visited by French explorers in the early 1600s, it passed to the British in 1763 and became part of the province of Quebec in 1774. It was called Upper Canada after its division from Quebec (then Lower Canada) in 1791. Reunited with Lower Canada in 1841, it became a separate province with the formation of the confederation. Toronto is the capital and the largest city. Population: 12,700,000.
A city of southern California east of Los Angeles. It is a residential and industrial center in a citrus-growing region. Population: 173,000.

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The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.

American Heritage Dictionary - Cite This Source - Share This

Ontario, Lake
The smallest of the Great Lakes, between southeast Ontario, Canada, and northwest New York. The St. Lawrence Seaway and Welland Ship Canal connect with the lake to afford passage by oceangoing vessels to the other Great Lakes.

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The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.

WordNet - Cite This Source - Share This

ontario
noun
1.	the smallest of the Great Lakes [syn: Lake Ontario]
2.	a prosperous and industrialized province in central Canada

American Heritage New Dictionary of Cultural Literacy, Third Edition - Cite This Source - Share This
Ontario

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.

[Chapter:] World Geography

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.

U.S. Gazetteer - Cite This Source - Share This

Ontario County, NY (county, FIPS 69) Location: 42.85291 N, 77.29497 W
Population (1990): 95101 (38947 housing units)
Area: 1669.0 sq km (land), 46.7 sq km (water)

Ontario, CA (city, FIPS 53896) Location: 34.05441 N, 117.60581 W
Population (1990): 133179 (42536 housing units)
Area: 95.2 sq km (land), 0.1 sq km (water)
Zip code(s): 91761, 91762, 91764

Ontario, NY Zip code(s): 14519

Ontario, OR (city, FIPS 54900) Location: 44.02470 N, 116.97431 W
Population (1990): 9392 (3821 housing units)
Area: 10.6 sq km (land), 0.0 sq km (water)
Zip code(s): 97914

Ontario, WI (village, FIPS 60075) Location: 43.72206 N, 90.59290 W
Population (1990): 407 (197 housing units)
Area: 2.6 sq km (land), 0.0 sq km (water)
Zip code(s): 54651

Ontario, OH (village, FIPS 58520) Location: 40.76605 N, 82.60761 W
Population (1990): 4026 (1702 housing units)
Area: 26.2 sq km (land), 0.0 sq km (water)

U.S. Gazetteer, U.S. Census Bureau

On-line Medical Dictionary - Cite This Source - Share This

ontario

ontario: in CancerWEB's On-line Medical Dictionary

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