Collapsar

noun

noun ·Rare ·Advanced level

Definitions

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

Synonyms

All synonyms
sbhstellar black hole

Etymology

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

Related phrases

black hole

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.