nova
/ˈnəʊvə/noun
(pl. novae /-viː/ 或novas)
- Astronomy a star showing a sudden large increase in brightness and then slowly returning to its original state over a few months【天文】新星。参见 SUPERNOVA.
词源
late 19th cent.: from Latin， feminine of novus 'new' (because such stars were thought to be newly formed).