LUMINANCE

luminosity, brightness, brightness level, luminance, luminousness, light

(noun) the quality of being luminous; emitting or reflecting light; “its luminosity is measured relative to that of our sun”

Source: WordNet® 3.1


Noun

luminance (countable and uncountable, plural luminances)

The quality of being luminous.

The amount of light that passes through, is emitted, or is reflected from a particular area, and falls within a given solid angle.

The luminous flux emitted in a given direction divided by the product of the projected area of the source element perpendicular to the direction and the solid angle containing that direction (i.e. luminous intensity divided by unit area), measured in stilbs or apostilbs.

Synonyms

• photometric brightness

Anagrams

• calumenin

Source: Wiktionary



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Word of the Day

1 May 2025

ECONOMIC

(adjective) of or relating to an economy, the system of production and management of material wealth; “economic growth”; “aspects of social, political, and economical life”


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Coffee Trivia

Coffee has initially been a food – chewed, not sipped. Early African tribes consume coffee by grinding the berries together, adding some animal fat, and rolling the treats into tiny edible energy balls.

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