bright·​ness | \ ˈbrīt-nəs How to pronounce brightness (audio) \

Definition of brightness

1a : the quality or state of being bright also : an instance of such a quality or state
b : luminance
2 : the attribute of light-source colors by which emitted light is ordered continuously from light to dark in correlation with its intensity — compare hue sense 2c, lightness entry 1 sense 2a, saturation sense 4

Examples of brightness in a Sentence

the brightness of the sunshine made me squint after an afternoon spent in a darkened movie theater
Recent Examples on the Web The phone will feature a 6.55-inch screen capable of 1,750 nits of peak brightness and 120Hz adaptive refresh rate. Chris Smith, BGR, 17 Jan. 2022 The laptop uses a 16:10 aspect ratio to deliver a better screen-to-body ratio, and the 2,240-by-1,440-pixel IPS panel provides 100% of the sRGB color gamut and up to 400 nits of brightness. Brian Westover, PCMAG, 4 Jan. 2022 This 1990s-esque look adopted by Jennifer Lopez combines the best of both worlds: a rich brunette plus lightened tips and face-framing pieces for a bit of brightness. Grace Wade,, 22 Dec. 2021 Lenovo claims the Slim 7i Pro's touchscreen covers 100 percent of the sRGB color space and can hit 400 nits of peak brightness. Scharon Harding, Ars Technica, 10 Dec. 2021 In keeping with tradition, the iconic Radio City Rockettes high-kicked with dazzling poise and ushered in the switch flip of brightness. Melissa Ruggieri, USA TODAY, 2 Dec. 2021 The fragrance is strong, and the creaminess of the vanilla plays off woody vetiver, while the floral notes lend a bit of brightness to the scent. Jihan Forbes, Allure, 17 Nov. 2021 At first, mansaf might have had just a filigree of white rice over a bed of bulgur, a veil of brightness that imparted a worldly sense of refinement. New York Times, 11 Nov. 2021 The screen is also brighter than previous models, maxing out at 1,200 nits (units of brightness). Jim Rossman, Dallas News, 30 Sep. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'brightness.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of brightness

before the 12th century, in the meaning defined at sense 1a

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The first known use of brightness was before the 12th century

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Dictionary Entries Near brightness

bright navy


bright nile green

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Statistics for brightness

Last Updated

23 Jan 2022

Cite this Entry

“Brightness.” Dictionary, Merriam-Webster, Accessed 27 Jan. 2022.

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More Definitions for brightness


bright·​ness | \ ˈbrīt-nəs How to pronounce brightness (audio) \

Medical Definition of brightness

: the one of the three psychological dimensions of color perception by which visual stimuli are ordered continuously from light to dark and which is correlated with light intensity — compare hue, saturation sense 4a

More from Merriam-Webster on brightness

Nglish: Translation of brightness for Spanish Speakers

Britannica English: Translation of brightness for Arabic Speakers


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