activator

About 1.32 uses per million words.

Meaning

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

Similar words

enabler stressor cbp trigger initiator spark promoter catalyst stimulator inducer

Often followed by

of inhibitor and protein in for is activity or