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We found 46 dictionaries with English definitions that include the word adult: Click on the first link on a line below to go directly to a page where "adult" is defined. General (29 matching dictionaries) adult: American Heritage Dictionary of the English Language [home, info] adult: Collins English Dictionary [home, info] adult: Vocabulary.com [home, info] adult, adult: Macmillan Dictionary [home, info] adult: Merriam-Webster's Online Dictionary, 11th Edition [home, info] adult: Wordnik [home, info] adult: Cambridge Advanced Learner's Dictionary [home, info] Adult: Wiktionary [home, info] adult: Webster's New World College Dictionary, 4th Ed. [home, info] adult: The Wordsmyth English Dictionary-Thesaurus [home, info] adult: Infoplease Dictionary [home, info] adult: Dictionary.com [home, info] adult (adj.): Online Etymology Dictionary [home, info] adult: UltraLingua English Dictionary [home, info] adult: Cambridge Dictionary of American English [home, info] ADULT. (band), ADULT, Adult. (group), Adult (album), Adult (group): Wikipedia, the Free Encyclopedia [home, info] Adult: Online Plain Text English Dictionary [home, info] adult: Webster's Revised Unabridged, 1913 Edition [home, info] adult: Rhymezone [home, info] adult: AllWords.com Multi-Lingual Dictionary [home, info] adult: Webster's 1828 Dictionary [home, info] adult: Free Dictionary [home, info] adult: Mnemonic Dictionary [home, info] adult: WordNet 1.7 Vocabulary Helper [home, info] adult: LookWAYup Translating Dictionary/Thesaurus [home, info] adult: Dictionary/thesaurus [home, info] adult: Wikimedia Commons US English Pronunciations [home, info] Art (1 matching dictionary) adult: ODLIS: Online Dictionary of Library and Information Science [home, info] Business (9 matching dictionaries) Adult: MoneyGlossary.com [home, info] adult: Webster's New World Law Dictionary [home, info] adult: Everybody's Legal Dictionary [home, info] adult: Glossary of Legal Terms [home, info] Adult: A DICTIONARY OF LAW (1893) [home, info] ADULT: Bouvier's Law Dictionary 1856 Edition [home, info] adult: Legal dictionary [home, info] adult: Financial dictionary [home, info] adult: BusinessDictionary.com [home, info] Computing (1 matching dictionary) adult: Encyclopedia [home, info] Medicine (3 matching dictionaries) Adult: Medical Dictionary [home, info] adult: online medical dictionary [home, info] adult: Medical dictionary [home, info] Miscellaneous (1 matching dictionary) ADULT: Acronym Finder [home, info] Science (2 matching dictionaries) Adult: Bird On! [home, info] adult: Natural History Terms [home, info]

Quick definitions from Macmillan ( ) Provided by Quick definitions from WordNet (adult) ▸ noun:  any mature animal ▸ noun:  a fully developed person from maturity onward ▸ adjective:  (of animals) fully developed ("An adult animal") ▸ Word origin