Definition of "hypernova" []

• The gravitational collapse of a massive star to form a black hole (noun)

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• "Fraser: Okay, so a hypernova is a supernova that also has a gamma-ray burst."
• "Such "hypernova" by definition are one hundred times more luminous than ordinary supernova."
• "My point is that the gamma ray observations would be conclusive proof of the hypernova scenario."