collapsar

[ kuh-lap-sahr ]

noun

, Astronomy.

1. (formerly) a gravitationally collapsed star.

collapsar

/ kɒˈlæpsɑː /

noun

1. astronomy a collapsed star, either a white dwarf, neutron star, or black hole

Word History and Origins

Origin of collapsar¹

1970–75; collapse + -ar, extracted from pulsar, quasar, etc.