Niagara
Americannoun
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a river on the boundary between W New York and Ontario, Canada, flowing from Lake Erie into Lake Ontario. 34 miles (55 km) long.
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Fort, a fort in W New York, at the mouth of the Niagara River.
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(lowercase) anything taken as resembling Niagara Falls in force and relentlessness; avalanche.
a niagara of criticism.
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Horticulture.
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a variety of white grape, grown for table use.
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the vine bearing this fruit.
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noun
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a river in NE North America, on the border between W New York State and Ontario, Canada, flowing from Lake Erie to Lake Ontario. Length: 45 km (28 miles)
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a torrent
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Dolomite is a widespread mineral found in iconic locations such as the Dolomite mountains in Italy, Niagara Falls and Utah's Hoodoos.
From Science Daily • Apr. 20, 2026
Marineland, near the famed Niagara Falls, was once a profitable theme park.
From Barron's • Nov. 26, 2025
OK, Tartan Army, can you hear Lady Liberty calling you from New York Harbour, can you feel the rush of the Niagara Falls, can you almost taste the tequila in Guadalajara?
From BBC • Nov. 15, 2025
Bowman’s mother, who died in 2019, had always wanted to visit Niagara Falls, N.Y., so that is where Bowman went to celebrate zeroing out her student debt.
From The Wall Street Journal • Oct. 22, 2025
I’m very glad I saw it, because from now on if I am asked whether I have seen Niagara Falls I can say yes, and be telling the truth for once.
From "Travels with Charley in Search of America" by John Steinbeck
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
