luminance - WordReference.com Dictionary of English

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  - lumen
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  - luminance
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luminance

in Spanish | in French | in Italian | English synonyms | in context | images

Concise Oxford English Dictionary © 2008 Oxford University Press:
luminance /ˈluːmɪn(ə)ns/

▶noun

1 Physics the intensity of light emitted from a surface per unit area in a given direction.

2 the component of a television signal which carries information on the brightness of the image.

– origin C19: from L. luminant- luminare ‘illuminate’ + -ance.

'luminance' also found in these Oxford entries:

chrominance - lambert - stilb - S-video

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