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View synonyms for brightness

brightness

[ brahyt-nis ]

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.


ˈbrightness

/ ˈbraɪtnɪs /

noun

  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” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


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Word History and Origins

Origin of brightness1

before 950; Middle English brihtnes, Old English beorhtnes. See bright, -ness
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Example Sentences

But some road users say their brightness can be a nuisance.

From BBC

He added his eyes were frequently left affected by the brightness, even after a car had gone past.

From BBC

“Light and bright,” Igor says, and we see that brightness return to Ani’s face for just a moment until she recognizes the feelings she’s developing toward him.

From Salon

Vanessa Alarcon, the astrological observer at the Griffith Observatory, said it can be challenging for the human eye to notice these differences in size and brightness, but that shouldn’t stop people from trying.

While the brightness will start to decrease, it will still be possible to see the bright comet on Tuesday night - weather permitting.

From BBC

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