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Meaning of Luminosity | Babel Free

Noun CEFR B2

Definitions

  1. the state of being luminous, or a luminous object; brilliance or radiance
  2. the ratio of luminous flux to radiant flux at the same wavelength; the luminosity factor
  3. The rate at which a star radiates energy in all directions.

Equivalents

Examples

“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.”

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

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