Definition of Activator

1. Noun. (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.

Generic synonyms: Substance
Category relationships: Biological Science, Biology
Specialized synonyms: Activating Agent, Accelerator, Catalyst, Sensitiser, Sensitizer
Derivative terms: Activate
Antonyms: Inhibitor

Definition of Activator

1. Noun. (biology) Any chemical or agent which regulates one or more genes by increasing the rate of transcription. ¹

2. Noun. One who, or that which, activates. ¹

¹ Source: wiktionary.com

Definition of Activator

1. [n -S]

Medical Definition of Activator

1. A DNA-binding transcription metabolite that positively modulates an allosteric enzyme or regulates one or more genes by increasing the rate of transcription. (12 Mar 1998)

Lexicographical Neighbors of Activator

activater
activates
activating
activating(a)
activating agent
activation
activation analyses
activation analysis
activation energy
activation product
activation record
activational
activationist
activationless
activations
activator
activator appliances
activators
active acetate
active agent
active air defense
active aldehyde
active anaphylaxis
active application
active birth
active carbon dioxide
active caries
active centre

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