Part of speech:
(Astron.) A type of variable star that suddenly increases in brightness by thousands of times, up to 14 magnitudes, and then decreases in brightness over a period of months to years
Find another word for supernova. In this page you can discover 14 synonyms, antonyms, idiomatic expressions, and related words for supernova, like: nova, quasar, gamma-ray, galaxy, starbursts, comet, meteor, , nebula, hypernova and supernovae.