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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.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Based on the Random House Dictionary, © Random House, Inc. 2012.
Cite This Source
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Brightness
is always a great word to know.
So is ninnyhammer. Does it mean:
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| a fool or simpleton; ninny. |
Collins
World English Dictionary
| brightness (ˈbraɪtnɪs) | |
| —n | |
| 1. | the condition of being bright |
| 2. | physics a former name for luminosity |
| 3. | psychol the experienced intensity of light |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Etymonline
Online Etymology Dictionary, © 2010 Douglas Harper
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FOLDOC
Computing Dictionary
brightness definition
graphics(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.
(1999-07-05)
Word Dynamo Rating For Brightness
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