nova

nova — noun

1. a star that experiences a sudden, intense increase in brightness for a period of

1.名詞B2
釋義

a star that experiences a sudden, intense increase in brightness for a period of weeks to months, caused by a nuclear explosion on its surface; the star itself is not destroyed in the process

例句

Lakshmi could see a faint nova through her small backyard telescope.

see a nova through [+ optical instrument]

The nova in the constellation Orion grew brighter each night for a month.

nova in + [constellation]

文法句型

a + nova

nova in + [constellation]

nova + VERB (erupt / appear / fade)

用法筆記

The word comes from Latin 'nova' meaning 'new', short for 'stella nova' (new star). The plural can be either 'novas' or the Latin form 'novae'.

常見錯誤

❌A supernova and a nova are the same thing.
✅A supernova destroys the star completely, while a nova leaves the star mostly intact.
💡A supernova is a far more powerful explosion that annihilates the star.