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We found 38 dictionaries with English definitions that include the word activate: Click on the first link on a line below to go directly to a page where "activate" is defined. General (27 matching dictionaries) activate: American Heritage Dictionary of the English Language [home, info] activate: Collins English Dictionary [home, info] activate: Vocabulary.com [home, info] activate: Macmillan Dictionary [home, info] activate: Merriam-Webster's Online Dictionary, 11th Edition [home, info] Activate, activate: Wordnik [home, info] activate: Cambridge Advanced Learner's Dictionary [home, info] Activate: Wiktionary [home, info] activate: Webster's New World College Dictionary, 4th Ed. [home, info] activate: The Wordsmyth English Dictionary-Thesaurus [home, info] activate: Infoplease Dictionary [home, info] Activate, activate: Dictionary.com [home, info] activate: UltraLingua English Dictionary [home, info] activate: Cambridge Dictionary of American English [home, info] Activate (song), Activate: Wikipedia, the Free Encyclopedia [home, info] Activate: Online Plain Text English Dictionary [home, info] activate: Webster's Revised Unabridged, 1913 Edition [home, info] activate: Rhymezone [home, info] activate: AllWords.com Multi-Lingual Dictionary [home, info] activate: Free Dictionary [home, info] activate: Mnemonic Dictionary [home, info] activate: WordNet 1.7 Vocabulary Helper [home, info] activate: LookWAYup Translating Dictionary/Thesaurus [home, info] activate: Dictionary/thesaurus [home, info] activate: Wikimedia Commons US English Pronunciations [home, info] Business (2 matching dictionaries) activate: Legal dictionary [home, info] activate: BusinessDictionary.com [home, info] Computing (1 matching dictionary) activate: Encyclopedia [home, info] Medicine (4 matching dictionaries) activate: online medical dictionary [home, info] activate: Dictionary of Cancer Terms [home, info] activate: Medical dictionary [home, info] activate: Hyperdictionary [home, info] Miscellaneous (1 matching dictionary) ACTIVATE: Acronym Finder [home, info] Slang (1 matching dictionary) activate: Urban Dictionary [home, info] Tech (2 matching dictionaries) Activate: AUTOMOTIVE TERMS [home, info] Activate: Dictionary for Avionics [home, info]

Quick definitions from Macmillan ( ) Provided by Quick definitions from WordNet (activate) ▸ verb:  make active or more active ("Activate an old file") ▸ verb:  make (substances) radioactive ▸ verb:  aerate (sewage) so as to favor the growth of organisms that decompose organic matter ▸ verb:  make more adsorptive ("Activate a metal") ▸ verb:  put in motion or move to act