activator (C1)
noun
Pronunciation: /ˈæktɪveɪtər/
Definition
A substance or factor that initiates or increases the activity of something, such as an enzyme or a gene.
Examples
The protein acts as a transcription activator, binding to DNA to promote gene expression.
Researchers are looking for a chemical activator to start the polymerization process.
This compound serves as a natural activator for the immune response.
How to Use activator
- activator of (prepositional phrase)
- Used to specify what the activator acts upon. — "The molecule was identified as an activator of the inflammatory response."
- chemical activator (collocation)
- An activator that is a chemical substance. — "A chemical activator is needed to initiate the curing process."
- transcription activator (collocation)
- A protein that binds to DNA and increases gene transcription. — "The gene's expression is controlled by a specific transcription activator."
Synonyms of activator
Words with a similar meaning to activator:
Antonyms of activator
Words with the opposite meaning to activator:
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