Meaning of the word supernova in English

What does supernova mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

supernova

US /ˌsuː.pɚˈnoʊ.və/
UK /ˌsuː.pəˈnəʊ.və/
"supernova" picture

Noun

a star that suddenly increases greatly in brightness because of a catastrophic explosion that ejects most of its mass

Example:
The distant galaxy was home to a spectacular supernova.
Scientists observed the bright flash of a supernova in a neighboring galaxy.