1. activator

noun. ['ˈæktəˌveɪtɝ'] (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.

Rhymes with Activator

• accelerator
• accumulator
• actuator
• actuator
• administrator
• agitator
• alligator
• allocator
• alternator
• animator
• applicator
• appropriator
• arbitrator
• aviator
• calculator
• carburetor
• cogenerator
• collaborator
• commentator
• communicator

Sentences with activator

1. Verb, base form
In muscle cells, nerve endings release calcium ions, which bind to activator proteins.

2. Noun, singular or mass
Rinse the color activator out of the hair with cool water.