dark star

noun

An extremely bright and massive hypothetical astrophysical object whose illumination is powered by annihilation of dark-matter particles and anti-particles (or by self-annihilation if they are Majorana particles).

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Meanings

noundark star (plural dark stars)

plural dark stars

  1. astronomyAn extremely bright and massive hypothetical astrophysical object whose illumination is powered by annihilation of dark-matter particles and anti-particles (or by self-annihilation if they are Majorana particles).
  2. obsoleteastronomyA black hole: star so massive that its escape velocity is above the speed of light, making the star dark, as no light can escape.
  3. Used other than figuratively or idiomatically: see dark, star.

Translations

French étoile noire
  • étoile noireExtremely bright and massive hypothetical astrophysical object
Cite this entry
APA

dark star. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/dark%20star

MLA

“dark star.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/dark%20star. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “dark star,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/dark%20star.

Source: dark star on Wiktionary, CC BY-SA 4.0.