Definiciones
1.NounOne who, or that which, activates.
2.NounSomething that activates a catalyst
3.NounAny chemical or agent which regulates one or more genes by increasing the rate of transcription.
4.NounA type of effector that increases the rate of enzyme-mediated reactions.
5.NounA type of dopant used in phosphors and scintillators.
6.NounAn agent that enables the flotation of a mineral or minerals.
7.NounA hand-held device that delivers a controlled fast thrust to a joint, muscle, etc., to help stimulate nervous system activity.