brightness (redirected from cleverness)

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.

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brightness [′brīt·nəs]

(optics)

The characteristic of light that gives a visual sensation of more or less light.

luminance

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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]

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(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.