supernova

noun

🔊/ˈsuːpənəʊvə/

🔊/ˈsuːpərnəʊvə/

(plural supernovae

🔊/ˈsuːpənəʊviː/

🔊/ˈsuːpərnəʊviː/

, supernovas)

(astronomy天文学)

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a star that suddenly becomes much brighter because it is exploding超新星 compare nova