Word.ws English Dictionary

spectral class

spectral class noun: a classification of stars depending on their spectra and luminosity; usually one of O, B, A, F, G, K, M.

Noun

spectral class (plural spectral classes)

  1. A classification of stars depending on their spectra and luminosity; usually one of O, B, A, F, G, K, M.
    • Maji orbits the Vamshi binary giant stars. Vamshi-A is a blue star of spectral class A4III which burns at half again the temperature of Sol. Vamshi-B is an aging red giant of class M5III, over 220 times the size of Sol.2008, BioWare, Mass Effect (Science Fiction), Redwood City: Electronic Arts, →ISBN, →OCLC, PC, scene: Maji planet description

Forms of spectral class

pluralspectral classes

Questions about spectral class

What does spectral class mean?
Spectral class means a classification of stars depending on their spectra and luminosity; usually one of O, B, A, F, G, K, M.
What part of speech is spectral class?
Spectral class is a noun.
What is the plural of spectral class?
The plural of spectral class is spectral classes.

Words near spectral class in the dictionary

  1. spectrahedral
  2. spectrahedron
  3. spectral
  4. spectral bat
  5. spectral bats
  6. spectral class
  7. spectral classes
  8. spectral gating
  9. spectral line
  10. spectral lines
  11. spectral owl

Source and license

Adapted from Wiktionary: spectral class (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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