ENGLISH DICTIONARY

Luminosity

Definition, Meaning & Examples

Part of speech noun

Quick meaning: Luminosity is a noun meaning (uncountable) the state of being luminous, or a luminous object; brilliance or radiance.

Meaning

(uncountable) the state of being luminous, or a luminous object; brilliance or radiance.

More Meanings

  1. (physics) the ratio of luminous flux to radiant flux at the same wavelength; the luminosity factor
  2. (astronomy) The rate at which a star radiates energy in all directions.

Example Sentences

They reported encountering a luminosity of great intensity and loving angelic beings.
We recognize the same pattern as in the left panel, with dM stars being much less frequent flarers than dMe stars of similar luminosity.
We derive rotation periods, photometric activity indices, flaring energies, mass loss rates, gyrochronological ages, X-ray luminosities and consider implications for the planetary magnetospheres and habitability.

Word Forms

Synonyms for luminosity

Depending on context, synonyms include light, luminance, brightness, luminousness.

Related Words

Related dictionary entries include luminousness, luminance, brightness, light, illumination, brilliance.

Related Dictionary Tools

Sources & Attribution

FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0

Dictionary data is provided by FreeDictionaryAPI.com and sourced from Wiktionary under its stated license.