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Niagara

[nahy-ag-ruh, -ag-er-uh]
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noun
  1. a river on the boundary between W New York and Ontario, Canada, flowing from Lake Erie into Lake Ontario. 34 miles (55 km) long.
  2. Niagara Falls.
  3. Fort, a fort in W New York, at the mouth of the Niagara River.
  4. (lowercase) anything taken as resembling Niagara Falls in force and relentlessness; avalanche: a niagara of criticism.
  5. Horticulture.
    1. a variety of white grape, grown for table use.
    2. the vine bearing this fruit.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for niagara

Niagara

noun
  1. 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)
  2. a torrent
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for niagara

Niagara

waterfall from Lake Erie to Lake Ontario, from a town name, perhaps from an Iroquoian language and meaning "a neck" (between two bodies of water); general sense of "a cataract, torrent" is attested from 1841; meaning " 'shower' of ringlets (true or false) in women's hair" is from 1864, also known as cataract curls.

Online Etymology Dictionary, © 2010 Douglas Harper