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Audio English.net » Dictionary » A » Actinomycotic ... Actuating

ACTIVATOR

Pronunciation (US): 

 Dictionary entry overview: What does activator mean? 

ACTIVATOR (noun)
  The noun ACTIVATOR has 1 sense:

1. (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

  Familiarity information: ACTIVATOR used as a noun is very rare.


 Dictionary entry details 


ACTIVATOR (noun)


Sense 1activator [BACK TO TOP]

Meaning:

(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

Classified under:

Nouns denoting substances

Hypernyms ("activator" is a kind of...):

matter; substance (that which has mass and occupies space)

Domain category:

biological science; biology (the science that studies living organisms)

Hyponyms (each of the following is a kind of "activator"):

activating agent ((mineral extraction) a surface-active chemical used in flotation process to increase the attraction to a specific mineral)

accelerator; catalyst ((chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected)

sensitiser; sensitizer ((chemistry) a substance other than a catalyst that facilitates the start of a catalytic reaction)

Antonym:

inhibitor (a substance that retards or stops an activity)


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