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We found 30 dictionaries with English definitions that include the word activator: Click on the first link on a line below to go directly to a page where "activator" is defined. General (18 matching dictionaries) activator: Collins English Dictionary [home, info] activator: Vocabulary.com [home, info] activator: Merriam-Webster's Online Dictionary, 11th Edition [home, info] Activator, activator: Wordnik [home, info] activator: Wiktionary [home, info] activator: Compact Oxford English Dictionary [home, info] activator: Webster's New World College Dictionary, 4th Ed. [home, info] activator: Infoplease Dictionary [home, info] activator: Dictionary.com [home, info] activator: UltraLingua English Dictionary [home, info] Activator (genetics), Activator (proteomics), Activator: Wikipedia, the Free Encyclopedia [home, info] activator: Rhymezone [home, info] activator: Stammtisch Beau Fleuve Acronyms [home, info] activator: Free Dictionary [home, info] activator: Mnemonic Dictionary [home, info] activator: WordNet 1.7 Vocabulary Helper [home, info] activator: LookWAYup Translating Dictionary/Thesaurus [home, info] activator: Dictionary/thesaurus [home, info] Art (1 matching dictionary) Activator: English-Chinese Dictionary of Graphic Communications (Big 5) [home, info] Business (2 matching dictionaries) Activator: Construction Term Glossary [home, info] activator: Legal dictionary [home, info] Computing (1 matching dictionary) activator: Encyclopedia [home, info] Medicine (3 matching dictionaries) activator: online medical dictionary [home, info] Activator: Microbial Genetics Glossary [home, info] activator: Medical dictionary [home, info] Science (1 matching dictionary) Activator: Drug Discovery and Development [home, info] Slang (1 matching dictionary) activator: Urban Dictionary [home, info] Tech (3 matching dictionaries) Activator: AUTOMOTIVE TERMS [home, info] ACTIVATOR: Glossary of Composite Terms [home, info] Activator: Fiberglass Glossary [home, info] (Note: See activate for more definitions.)

Quick definitions from WordNet (activator) ▸ noun:  (biology) any agency bringing about activation; a molecule that increases the activity of an enzyme or a protein that increases the production of a gene product in DNA transcription ▸ Also see activate