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brightness
Definition of brightness
1a : the quality or state of being bright; also : an instance of such a quality or stateb : 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 2c, 1lightness 2, saturation 4
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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 of brightness from the Web
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It is back lit and boasts an extra row of special function keys to raise/lower screen brightness and volume, shift music tracks, hide your work or return to the home page.
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Jose Luis Villegas Related stories from The Sacramento Bee Art adds to the experience at Cantina Alley Pineapple-salsa brightness offsets pork fattiness in the al-pastor taco, also a winner.
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To find planets outside the solar system, Kepler looks for tiny dips in the brightness of distant stars that indicates a small body has passed in front of them.
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The Kepler space telescope finds planets by looking for tiny drops in stars' brightness that occur when a planet crosses in front of one, called a transit.
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Fabian predicts that the HXMT sky survey will prove particularly valuable for catching transient x-ray sources that emerge, flare up to tremendous brightness, and then just as quickly fade away.
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Ambient lighting featured LED lights accentuating design contours, especially around the instrument panel and doors, and offered 11 different lighting effects with six different light colors and individual brightness adjustment.
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As KELT-9b moved in front of the star, the star's brightness dimmed.
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The display has a 4ms response time, 300 nit brightness, and a 100Hz refresh rate.
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.
First Known Use of brightness
before 12th century
Medical Dictionary
brightness
playMedical 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 4a
Learn More about brightness
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Thesaurus: All synonyms and antonyms for brightness Spanish Central: Translation of brightness Nglish: Translation of brightness for Spanish speakers Britannica English: Translation of brightness for Arabic speakers
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