luminosity class

noun Astronomy.

a classification of stars of a given spectral type according to their luminosity, breaking them down into dwarfs, giants, and supergiants.

Nearby words

  1. luminescent,
  2. luminiferous,
  3. luminism,
  4. luminophore,
  5. luminosity,
  6. luminous,
  7. luminous efficacy,
  8. luminous efficiency,
  9. luminous emittance,
  10. luminous energy Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019