black hole star

noun

A theoretical early universe object, with the outer layers of a star and a black hole for a stellar core. Theorized to be born of an ultramassive pre-stellar nebula collapse to an ultramassive protostar, and later birthing an intermediate mass black hole when the star's life ends.

Similar
quasi-starquasistar
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Meanings

nounblack hole star (plural black hole stars)

plural black hole stars

  1. astronomyA theoretical early universe object, with the outer layers of a star and a black hole for a stellar core. Theorized to be born of an ultramassive pre-stellar nebula collapse to an ultramassive protostar, and later birthing an intermediate mass black hole when the star's life ends.

    Synonyms: quasi-star, quasistar

Synonyms & antonyms

nounA theoretical early universe object, with the outer layers of a star and a black hole for a stellar core. Theorized to be born of an ultramassive pre-stellar nebula collapse to an ultramassive protostar, and later birthing an intermediate mass black hole when the star's life ends.

Similar
quasi-starquasistar
Also see
quasistar

Origin

From black hole + star. From being a radiant spherical celestial object containing a black hole.

Full word history & related roots →
Cite this entry
APA

black hole star. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/black%20hole%20star

MLA

“black hole star.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/black%20hole%20star. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “black hole star,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/black%20hole%20star.

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