| 单词 | extragalactic nebula |
| 释义 | extragalactic nebula in British Englishnoun the former name for galaxy galaxy in British English (ˈɡæləksɪ) nounWord forms: plural -axies 1. any of a vast number of star systems held together by gravitational attraction in an asymmetric shape (an irregular galaxy) or, more usually, in a symmetrical shape (a regular galaxy), which is either a spiral or an ellipse Former names: island universe, extragalactic nebula ▶ Related adjective: galactic 2. a splendid gathering, esp one of famous or distinguished people Word origin C14 (in the sense: the Milky Way), from Medieval Latin galaxia, from Latin galaxias, from Greek, from gala milk; related to Latin lac milk |
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