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

3 June 2024

CHAIRLIFT

(noun) a ski lift on which riders (skiers or sightseers) are seated and carried up or down a mountainside; seats are hung from an endless overhead cable


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Coffee Trivia

The word “coffee” entered the English language in 1582 via the Dutch “koffie,” borrowed from the Ottoman Turkish “kahve,” borrowed in turn from the Arabic “qahwah.” The Arabic word qahwah was traditionally held to refer to a type of wine.

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