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  1. Oxford American Dictionary

    supernova

    • IPA[ˈso͞opərˌnōvə]

    美式

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

    • noun: supernova, plural noun: supernovae

    • 更多解釋

    supernova

    • IPA[ˈsuːpəˌnəʊvə]

    英式

    • n.
      a star that suddenly increases greatly in brightness because of a catastrophic explosion that ...

    Oxford Dictionary