Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any chemical or agent which regulates one or more genes by increasing the rate of transcription.
  • n. One who, or that which, activates.
  • n. An agent that enables the flotation of a mineral or minerals.

from the GNU version of the Collaborative International Dictionary of English

  • n. any agency bringing about activation; (Biol.) a molecule that increases the activity of an enzyme or a protein that increases the production of a gene product in DNA transcription.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. (biology) any agency bringing about activation; a molecule that increases the activity of an enzyme or a protein that increases the production of a gene product in DNA transcription

Etymologies

activate +‎ -or (Wiktionary)

Examples

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