enhancer

noun

en·​hanc·​er in-ˈhan(t)-sər How to pronounce enhancer (audio)
en-
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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This has been shown to be a mood enhancer, and can also inspire us to be more involved with nature and more conscious of our affects on it. Lauren Landers, The Spruce, 3 June 2026 The all-in-one skin tint, enhancer, primer, bronzer, and highlighter has a fervent fanbase that rivals those of (and includes) actual celebrities. Tamim Alnuweiri, InStyle, 29 May 2026 The event’s organizers believe so, and have built a supplement business around selling many of the same performance-enhancers used by the athletes. Elizabeth Robinson, NBC news, 28 May 2026 The real stakes, however, could be for the investors in the company that brought the world the Enhanced Games with the idea of turning it into a new-age online pharmacy that peddles performance enhancers under medical supervision. Los Angeles Times, 25 May 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 12 Jun. 2026.

Medical Definition

enhancer

noun
en·​hanc·​er in-ˈhan(t)-sər, en- How to pronounce enhancer (audio)
: 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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