One of the mysteries of the English language finally explained.
An old star that has collapsed under its own gravity to form a white dwarf, neutron star, or black hole.
- ‘Two papers scheduled for an upcoming Astrophysical Journal Letters appear to support the collapsar model.’
- ‘Still, the collapsar is an extremely attractive model that fits a wide range of observed gamma-ray bursts.’
- ‘Pruet and his colleagues are also investigating whether collapsars might be the sources of other elements as well.’
- ‘In collapsars the accretion flow toward the black hole has been studied in detail by Popham et al..’
- ‘A key feature of the collapsar winds is that they are capable of producing radioactive elements necessary to power a long-duration supernova light curve.’
Late 20th century: from collapse, on the pattern of words such as pulsar.
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