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  1. Dictionary
    bright·ness
    /ˈbrītnəs/

    noun

    • 1. the quality or state of giving out or reflecting light: "we can change the brightness of the bulb"
    • 2. the quality of being intelligent and quick-witted: "he reminded me of my first son with his brightness and inquisitiveness"

    More definitions, origin and scrabble points

  2. The meaning of BRIGHTNESS is the quality or state of being bright; also : an instance of such a quality or state.

  3. the quality of shining with, or of producing, a lot of light: The brightness of the snow made him blink. The moon's brightness fluctuates as it orbits the planet. Thesaurus: synonyms, antonyms, and examples. brightness that allows you to see. light Light streamed in through the window.

  4. en.wikipedia.org › wiki › BrightnessBrightness - Wikipedia

    Brightness is a subjective sensation of an object being observed and one of the color appearance parameters of many color appearance models, typically denoted as . Brightness refers to how much light appears to shine from something.

  5. the luminance of a body, apart from its hue or saturation, that an observer uses to determine the comparative luminance of another body. Pure white has the maximum brightness, and pure black the minimum brightness.

  6. noun. the quality of being luminous; emitting or reflecting light. synonyms: brightness level, light, luminance, luminosity, luminousness. see more. any property used to characterize matter and energy and their interactions. noun. the location of a visual perception along a continuum from black to white. see more.

  7. noun. 1. the quality of being bright. 2.Optics. the luminance of a body, apart from its hue or saturation, that an observer uses to determine the comparative luminance of another body. Pure white has the maximum brightness, and pure black the minimum brightness. Most material © 2005, 1997, 1991 by Penguin Random House LLC.

  8. Define brightness. brightness synonyms, brightness pronunciation, brightness translation, English dictionary definition of brightness. n. 1. The state or quality of being bright. 2. The effect or sensation by means of which an observer is able to distinguish differences in luminance. 3.

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