activator

中文： 激活剂、活化剂

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

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