subluminous

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adjective

Of lower luminosity

Scrabble 15
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Meanings

adjectivesubluminous (comparative more subluminous, superlative most subluminous)

comparative more subluminous · superlative most subluminous

  1. Of lower luminosity
  2. astronomyDescribing a star that is fainter than main-sequence stars of the same colour

Origin

From sub- + luminous.

Full word history & related roots →
Cite this entry
APA

subluminous. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/subluminous

MLA

“subluminous.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/subluminous. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “subluminous,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/subluminous.

Source: subluminous on Wiktionary, CC BY-SA 4.0.