Ontario

[ on-tair-ee-oh ]

noun

1. a province in southern Canada, bordering on the Great Lakes. 412,582 square miles (1,068,585 square kilometers). : Toronto.
2. Lake Ontario, a lake between the northeastern United States and southern Canada, between New York and Ontario province: the smallest of the Great Lakes. 193 miles (310 kilometers) long; 7,540 square miles (19,530 square kilometers).
3. a city in southwestern California, east of Los Angeles.

Ontario

/ ɒnˈtɛərɪəʊ /

noun

1. 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) AbbreviationOnt.ON
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)

Ontario

1. 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 .

Notes

Ontario is the most heavily industrialized, populous, and prosperous province in Canada.

The Canadian side of Niagara Falls is in southern Ontario.

Ottawa , Canada's capital, is in southeastern Ontario.

Other Words From

• On·tari·an On·taric [on-, tar, -ik], adjective noun

Example Sentences

He used to work at the University of Guelph in Ontario, Canada.

From Science News For Students

“Women are already well-represented in the anti-vaccination movement and in wellness blogging communities that advocate for “natural” alternatives to vaccines,” said Kelly McGuire, a professor of gender at Ontario-based Trent University.

From FiveThirtyEight

Technically, Thoma Bravo is getting a majority stake in the company, buying it from previous owners TA Associates and Ontario Teachers’ Pension Plan Board.

From TechCrunch

Still, the fact that the spiders can detect higher frequencies suggests these sounds are important to them, says Jayne Yack in Ontario, Canada.

From Science News For Students

A bachelor lawyer and financier who had made millions from investments, the Ontario native kicked the bucket at the age of 73, in 1926.

From Ozy

The sales rep said he gave Harris screws to take back to the FDA district office in Ontario, California.

From The Daily Beast

She jumped bail to Canada, with more than $1 million in cash and diamonds, and settled in Hamilton, Ontario.

From The Daily Beast

Emily Rushton, an escort in her 30s who tours both cities and smaller towns around Ontario, explains that region is a factor, too.

From The Daily Beast

“I can throw a golf ball that far,” one dad told The Ontario Star.

From The Daily Beast

A caravan from Windsor, Ontario across the river recently delivered a couple of hundred gallons to needy customers.

From The Daily Beast

Dane turned and laughed at him as he signed to one of the Ontario hired men to take the near horse's head.

From Project Gutenberg

Thus in the Laurentian Lakes above Ontario the geologist finds evidence that the drainage lines have again and again been changed.

From Project Gutenberg

At a later stage channels were formed leading from Georgian Bay to the eastern part of Ontario.

From Project Gutenberg

What Ontario lacks in salt water navigation is, however, made up by the busy traffic of the Great Lakes.

From Project Gutenberg

I had, yesterday, quite an interesting excursion to one of these ancient places of sepulture north of the head of Lake Ontario.

From Project Gutenberg