activator

activator definition - medical

ac·ti·va·tor (ăkˈtə-vāˌtər)

noun
  1. An agent that renders another substance active or accelerates a process or reaction.
  2. The fragment produced by chemical cleavage of a proactivator that induces the enzymatic activity of another substance.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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