activator
(ak′tĭ-vāt″ŏr )

[ activate ]
1. A substance in the body that converts an inactive molecule into an active agent, such as the conversion of pepsinogen into pepsin by hydrogen ions.
2. A substance that specifically induces an activity, such as an inductor or organizer in embryonic development or in a trophic hormone.
3. A removable orthodontic appliance that transmits force passively from muscles to the teeth and alveolar process in contact with it. Also called myofunctional appliance.
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Citation
Venes, Donald, editor. "Activator." Taber's Medical Dictionary, 25th ed., F.A. Davis Company, 2025. Nursing Central, nursing.unboundmedicine.com/nursingcentral/view/Tabers-Dictionary/768411/all/activator.
Activator. In: Venes DD, ed. Taber's Medical Dictionary. F.A. Davis Company; 2025. https://nursing.unboundmedicine.com/nursingcentral/view/Tabers-Dictionary/768411/all/activator. Accessed April 22, 2025.
Activator. (2025). In Venes, D. (Ed.), Taber's Medical Dictionary (25th ed.). F.A. Davis Company. https://nursing.unboundmedicine.com/nursingcentral/view/Tabers-Dictionary/768411/all/activator
Activator [Internet]. In: Venes DD, editors. Taber's Medical Dictionary. F.A. Davis Company; 2025. [cited 2025 April 22]. Available from: https://nursing.unboundmedicine.com/nursingcentral/view/Tabers-Dictionary/768411/all/activator.
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