| NOUN | substance | activator | (biology) any agency bringing about activation |
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| Sounds | ae'ktahvey.ter | |
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| Rhymes | abductor ... zoster: 649 rhymes with ter... | |
| 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. | |
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| Category | biology, biological science | The science that studies living organisms |
| Narrower | activating agent | (mineral extraction) a surface-active chemical used in flotation process to increase the attraction to a specific mineral |
| catalyst, accelerator | (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected | |
| sensitizer, sensitiser | (chemistry) a substance other than a catalyst that facilitates the start of a catalytic reaction | |
| Broader | substance | The real physical matter of which a person or thing consists |
| Opposite | inhibitor | A substance that retards or stops an activity |
| Spanish | activador | |
| Catalan | activador | |
| Verbs | activate | make active or more active |
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