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activator

  • noun

One who, or that which, activates.

Other meanings

  1. Something that activates a catalyst

  2. Any chemical or agent which regulates one or more genes by increasing the rate of transcription.

Related words

  • antiactivator
  • autoactivator
  • bioactivator
  • coactivator
  • ferroactivator
  • immunoactivator
  • transactivator
  • vasoactivator

Where this comes from

This definition is adapted from “activator” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.