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Definition of Supernova
1. Noun. A star that explodes and becomes extremely luminous in the process.
Definition of Supernova
1. Noun. (astronomy) A star which explodes, increasing its brightness to typically a billion times that of our sun, though attenuated by the great distance from our sun. Some leave only debris (Type I); others fade to invisibility as neutron stars (Type II). ¹
¹ Source: wiktionary.com
Definition of Supernova
1. [n -VAE or -VAS]