- a variable star that undergoes a cataclysmic eruption, observed as a sudden large increase in brightness with a subsequent decline over months or years; it is a close binary system with one component a white dwarf
单词 | nova |
释义 | WordReference Random House Learner's Dictionary of American English © 2024 no•va /ˈnoʊvə/USA pronunciation n. [countable], pl. -vas, -vae /-vi/.USA pronunciation WordReference Random House Unabridged Dictionary of American English © 2024
no•va (nō′və),USA pronunciation n., pl. -vas, -vae (-vē).USA pronunciation [Astron.]
No•va (nō′və),USA pronunciation n.
Collins Concise English Dictionary © HarperCollins Publishers:: nova /ˈnəʊvə/ n ( pl -vae /
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