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brightness

   Also found in: Dictionary/thesaurus, Medical, Legal, Acronyms, Idioms, Wikipedia, Hutchinson 0.01 sec.

brightness

The black level of a display screen. Although it may sound peculiar, the brightness adjusts the "black level" of the display system (how black the black is). See contrast.

brightness [′brīt·nəs]
(optics)
The characteristic of light that gives a visual sensation of more or less light.
luminance
Brightness
Alpha Centauri
brightest star in Centaurus constellation; closest star to Earth. [Astronomy: NCE, 74]
diamond
April birthstone, most reflective of gems. [Gem Symbolism: Jobes, 440–441]
North Star
bright star visible to naked eye and nearest to the north celestial pole. [Astronomy: EB, VIII: 79]
Sirius
dog star; brightest star in the heavens. [Astronomy: EB, IX: 238]
St. Elmo’s fire
glow of electrical discharge appearing on towers and ships’ masts. [Physics: EB, VIII: 780]
Venus
bright planet, second from the Sun. [Astronomy: EB, X: 392]
(graphics)brightness - (Or "tone", "luminance", "value", "luminosity", "lightness") The coordinate in the HSB colour model that determines the total amount of light in the colour. Zero brightness is black and 100% is white, intermediate values are "light" or "dark" colours.

The other coordinates are hue and saturation.


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? Mentioned in ? References in classic literature
 
When we see a Line, we see something that is long and BRIGHT; BRIGHTNESS, as well as length, is necessary to the existence of a Line; if the brightness vanishes, the Line is extinguished.
Flatland by Abbott, Edwin View in context
adorned with all the charms in which nature can array her; bedecked with beauty, youth, sprightliness, innocence, modesty, and tenderness, breathing sweetness from her rosy lips, and darting brightness from her sparkling eyes, the lovely Sophia comes!
The History of Tom Jones, a Foundling by Fielding, Henry View in context
The decision once made, a glow of strange enjoyment threw its flickering brightness over the trouble of his breast.
The Scarlet Letter by Hawthorne, Nathaniel View in context
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