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We found 19 dictionaries with English definitions that include the word niagara: Click on the first link on a line below to go directly to a page where "niagara" is defined. General (18 matching dictionaries) Niagara: American Heritage Dictionary of the English Language [home, info] Niagara: Collins English Dictionary [home, info] Niagara: Vocabulary.com [home, info] Niagara: Merriam-Webster's Online Dictionary, 11th Edition [home, info] Niagara, niagara: Wordnik [home, info] Niagara: Wiktionary [home, info] Niagara: Webster's New World College Dictionary, 4th Ed. [home, info] Niagara: Infoplease Dictionary [home, info] niagara: Dictionary.com [home, info] Niagara: Online Etymology Dictionary [home, info] Niagara: UltraLingua English Dictionary [home, info] Niagara (Starship), Niagara (artist), Niagara (band), Niagara (board game), Niagara (chip), Niagara (electoral district), Niagara (film), Niagara (game), Niagara (grape), Niagara (palace steamer), Niagara (ship), Niagara, The Niagara: Wikipedia, the Free Encyclopedia [home, info] Niagara: Rhymezone [home, info] Niagara: 1911 edition of the Encyclopedia Britannica [home, info] niagara: Free Dictionary [home, info] niagara: Mnemonic Dictionary [home, info] Niagara: LookWAYup Translating Dictionary/Thesaurus [home, info] Niagara: Dictionary/thesaurus [home, info] Computing (1 matching dictionary) Niagara: Encyclopedia [home, info]

Quick definitions from WordNet (Niagara) ▸ noun:  a river flowing from Lake Erie into Lake Ontario; forms boundary between Ontario and New York ▸ noun:  waterfall in Canada is the Horseshoe Falls; in the United States it is the American Falls ▸ Word origin