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We found 37 dictionaries with English definitions that include the word onset: Click on the first link on a line below to go directly to a page where "onset" is defined. General (29 matching dictionaries) onset: American Heritage Dictionary of the English Language [home, info] onset: Collins English Dictionary [home, info] onset: Vocabulary.com [home, info] onset: Macmillan Dictionary [home, info] onset: Merriam-Webster's Online Dictionary, 11th Edition [home, info] Onset, onset: Wordnik [home, info] onset: Cambridge Advanced Learner's Dictionary [home, info] Onset: Wiktionary [home, info] onset: Compact Oxford English Dictionary [home, info] onset: Webster's New World College Dictionary, 4th Ed. [home, info] onset: The Wordsmyth English Dictionary-Thesaurus [home, info] onset: Infoplease Dictionary [home, info] onset: Dictionary.com [home, info] onset (n.): Online Etymology Dictionary [home, info] Onset, onset: UltraLingua English Dictionary [home, info] onset: Cambridge Dictionary of American English [home, info] Onset (MA), Onset (audio), Onset (linguistics), Onset, The Onset (CD), The Onset (album), The Onset: Wikipedia, the Free Encyclopedia [home, info] Onset: Online Plain Text English Dictionary [home, info] onset: Webster's Revised Unabridged, 1913 Edition [home, info] onset: Rhymezone [home, info] onset: AllWords.com Multi-Lingual Dictionary [home, info] onset: Webster's 1828 Dictionary [home, info] onset: Free Dictionary [home, info] onset: Mnemonic Dictionary [home, info] onset: WordNet 1.7 Vocabulary Helper [home, info] onset: LookWAYup Translating Dictionary/Thesaurus [home, info] onset: Dictionary/thesaurus [home, info] Art (2 matching dictionaries) onset: Linguistic Glossary [home, info] Onset: Lexicon of Linguistics [home, info] Business (1 matching dictionary) onset: Legal dictionary [home, info] Computing (1 matching dictionary) onset: Encyclopedia [home, info] Medicine (3 matching dictionaries) Onset: MedTerms.com Medical Dictionary [home, info] onset: Medical dictionary [home, info] Onset: Drug Medical Dictionary [home, info] Miscellaneous (1 matching dictionary) OnSET: Acronym Finder [home, info]

Quick definitions from Macmillan ( ) Provided by Quick definitions from WordNet (onset) ▸ noun:  the beginning or early stages ("The onset of pneumonia") ▸ noun:  (military) an offensive against an enemy (using weapons) ▸ Word origin