collapsar

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noun

The black hole thought to form following the gravitational collapse of a massive star.

Scrabble 13

Meanings

nouncollapsar (plural collapsars)

plural collapsars

  1. astronomyThe black hole thought to form following the gravitational collapse of a massive star.

    Synonyms: stellar black hole, SBH

Synonyms & antonyms

nounThe black hole thought to form following the gravitational collapse of a massive star.

Origin

Blend of collapse + star, patterned after quasar, pulsar. By surface analysis, collapse + -ar

Full word history & related roots →

Translations

Chinese Mandarin 坍縮星 /坍缩星
  • 坍縮星 /坍缩星 (tānsuōxīng)black hole
Finnish kollapsari
  • kollapsariblack hole
French collapsar
  • collapsarblack hole
Polish kolapsar
  • kolapsarblack hole
Cite this entry
APA

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

MLA

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

Chicago

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

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