noun
1.A DNA sequence that increases the level of transcription of a gene that is located nearby on the same chromosome.
‘Hence, selective events occurring in one region of the genome would be facilitated if there were an enhancer of recombination nearby.’
‘Both mutations are caused by the presence of the gypsy insulator between the enhancer and promoter sequences of the cut and yellow genes.’
2.A person or thing that enhances something.
‘a sweetener and flavour enhancer’
‘The challenge was to develop applications in communications and entertainment or productivity enhancers which showed a combination of innovativeness, quality and usability.’
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