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We found 31 dictionaries with English definitions that include the word unprecedented: Click on the first link on a line below to go directly to a page where "unprecedented" is defined. General (29 matching dictionaries) unprecedented: American Heritage Dictionary of the English Language [home, info] unprecedented: Collins English Dictionary [home, info] unprecedented: Vocabulary.com [home, info] unprecedented: Macmillan Dictionary [home, info] unprecedented: Merriam-Webster's Online Dictionary, 11th Edition [home, info] Unprecedented, unprecedented: Wordnik [home, info] unprecedented: Cambridge Advanced Learner's Dictionary [home, info] Unprecedented: Wiktionary [home, info] unprecedented: Webster's New World College Dictionary, 4th Ed. [home, info] unprecedented: V2 Vocabulary Building Dictionary [home, info] unprecedented: The Wordsmyth English Dictionary-Thesaurus [home, info] unprecedented: Infoplease Dictionary [home, info] unprecedented: Dictionary.com [home, info] unprecedented: Online Etymology Dictionary [home, info] unprecedented: UltraLingua English Dictionary [home, info] unprecedented: Cambridge Dictionary of American English [home, info] Unprecedented: Online Plain Text English Dictionary [home, info] unprecedented: Webster's Revised Unabridged, 1913 Edition [home, info] unprecedented: Rhymezone [home, info] unprecedented: AllWords.com Multi-Lingual Dictionary [home, info] unprecedented: Webster's 1828 Dictionary [home, info] unprecedented: Free Dictionary [home, info] unprecedented: Mnemonic Dictionary [home, info] unprecedented: WordNet 1.7 Vocabulary Helper [home, info] unprecedented: LookWAYup Translating Dictionary/Thesaurus [home, info] unprecedented: Dictionary/thesaurus [home, info] unprecedented: Wikimedia Commons US English Pronunciations [home, info] Business (1 matching dictionary) unprecedented: Legal dictionary [home, info] Slang (1 matching dictionary) unprecedented: Urban Dictionary [home, info]

Quick definitions from Macmillan ( ) Provided by Quick definitions from WordNet (unprecedented) ▸ adjective:  having no precedent; novel ("An unprecedented expansion in population and industry") ▸ Word origin