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

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019