luminance

Fetched 2026-10-26 (cache).

Synonyms: dominance, luminant, luminesce, illuminance, luminaire, luminate

Antonyms: dominance, luminant, luminesce, illuminance, luminaire, luminate

Related words from Datamuse; suggestions, not definitions.

Noun

1. The quality of being [[luminous]].
2. The amount of light that passes through, is emitted, or is reflected from a particular area, and falls within a given solid angle.
3. {{senseid|en|Q355386}}{{lb|en|optics}} 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 [[stilb]]s or [[apostilb]]s.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.