1
: one that enhances
2
: a nucleotide sequence that increases the rate of genetic transcription by preferentially increasing the activity of the nearest promoter on the same DNA molecule

Examples of enhancer in a Sentence

Recent Examples on the Web
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Ac’cent, an old-school flavor enhancer that adds an extra hit of umami to this special dish. Tara Massouleh McCay, Southern Living, 23 July 2026 Better customer service, for example, can be a revenue enhancer. Bill Conerly, Forbes.com, 23 July 2026 Vogue’s Favorite Bronzing Drops However, the category can get a little confusing; there are plenty of products marketed as bronzing drops that are really just glow enhancers or skin-perfecters. Deanna Pai, Vogue, 10 July 2026 Sautéed celery, along with carrots and onion, is part of the basic foundation of flavor enhancers for many French dishes, called mirepoix. Nancy Lebrun, Verywell Health, 10 July 2026 See All Example Sentences for enhancer

Word History

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of enhancer was in the 14th century

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Cite this Entry

“Enhancer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/enhancer. Accessed 1 Aug. 2026.

Medical Definition

: a nucleotide sequence that increases the rate of genetic transcription by increasing the activity of the nearest promoter on the same DNA molecule

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