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

Seen & Heard

What made you want to look up activator? Please tell us where you read or heard it (including the quote, if possible).