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- DictionarySu·per·no·va/ˈso͞opərˌnōvə/
noun
- 1. a star that suddenly increases greatly in brightness because of a catastrophic explosion that ejects most of its mass.
4 days ago · supernova, any of a class of violently exploding stars whose luminosity after eruption suddenly increases many millions of times its normal level. The term supernova is derived from nova (Latin: “new”), the name for another type of exploding star. Supernovae resemble novae in several respects.
Nov 12, 2020 · November 12, 2020. A supernova is the name given to the cataclysmic explosion of a massive star at the end of its life. It can emit more energy in a few seconds than...
Jun 19, 2023 · A supernova is what happens when a star has reached the end of its life and explodes in a brilliant burst of light. Supernovas can briefly outshine entire...
noun. a star that explodes catastrophically owing to either instabilities following the exhaustion of its nuclear fuel or gravitational collapse following the accretion of matter from an orbiting companion star, becoming for a few days up to one hundred million times brighter than the sun.
3 min read. Some stars burn out instead of fading. These stars end their evolutions in massive cosmic explosions known as supernovae. When supernovae explode, they jettison matter into space at...
SUPERNOVA definition: 1. a star that has exploded, strongly increasing its brightness for a few months 2. a star that has…. Learn more.
SUPERNOVA | definition in the Cambridge English Dictionary. Meaning of supernova in English. supernova. noun [ C ] us / ˌsuː.pɚˈnoʊ.və / uk / ˌsuː.pəˈnəʊ.və / plural supernovae us uk / -viː / supernovas. Add to word list Add to word list. a star that has exploded, strongly increasing its brightness for a few months.
