brighten

verb

bright·​en ˈbrī-tᵊn How to pronounce brighten (audio)
brightened; brightening ˈbrīt-niŋ How to pronounce brighten (audio)
ˈbrī-tᵊn-iŋ

transitive verb

1
: to make bright or brighter
you brightened my day
2
: to enhance or intensify the flavor of (food) especially by adding an acidic element (such as citrus juice or vinegar)
Crisp lemon slices brighten smoky bacon and rosemary-infused trout.Melissa Roberts-Matar
brightener
ˈbrīt-nər How to pronounce brighten (audio)
ˈbrī-tᵊn-ər
noun

Examples of brighten in a Sentence

He brightened the picture on the television. Flowers can brighten any room. The good news brightened her mood. The sky brightened after the storm. Business prospects brightened last month. Her face brightened in relief when she heard that he was not hurt.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
My favorite is Phlur’s Vanilla Skin deodorant, which is clinically tested to last 48 hours, doesn’t contain ingredients like aluminum or baking soda, and offers a skin-loving formula with BHA that brightens underarms. Brittany Leitner, StyleCaster, 1 Oct. 2025 There’s a brightening serum to keep your skin glowing long after vacation, a color-protecting shampoo to help maintain your summer highlights, and a gourmand fragrance with notes of sweet vanilla and earthy amber that linger on skin like a warm hug. Sarah Kinonen, Allure, 1 Oct. 2025 Jon Clark’s no-place-to-hide lighting unnervingly brightens Beckett’s shadowy world but without losing its sense of dread, allowing both light and dark at the end of this infinite tunnel. Frank Rizzo, Variety, 29 Sep. 2025 The refreshing feel is perfect for depuffing and brightening tired eyes. L. Daniela Alvarez, Better Homes & Gardens, 29 Sep. 2025 See All Example Sentences for brighten

Word History

First Known Use

14th century, in the meaning defined at intransitive sense

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

Cite this Entry

“Brighten.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/brighten. Accessed 6 Oct. 2025.

Kids Definition

brighten

verb
bright·​en ˈbrīt-ᵊn How to pronounce brighten (audio)
brightened; brightening ˈbrīt-niŋ How to pronounce brighten (audio)
-ᵊn-iŋ
: to make or become bright or brighter

More from Merriam-Webster on brighten

Last Updated: - Updated example sentences
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