activator

4 ENTRIES FOUND:

ac·ti·va·tor

noun \ˈak-tə-ˌvāt-ər\

Definition of ACTIVATOR

1
: a substance (as a chloride ion) that increases the activity of an enzyme—compare coenzyme
2
: a substance given off by developing tissue that stimulates differentiation of adjacent tissue; also : a structure giving off such a stimulant

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