English noun: extragalactic nebula |
1. | extragalactic nebula (group) (astronomy) a collection of star systems; any of the billions of systems each having many stars and nebulae and dust |
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| Samples | `extragalactic nebula' is a former name for `galaxy'.
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| Synonyms | galaxy |
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| Broader (hypernym) | accumulation, aggregation, assemblage, collection |
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| Narrower (hyponym) | Great Attractor, Milky Way, Milky Way Galaxy, Milky Way System, spiral galaxy, spiral nebula |
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| Instance hyponym | Magellanic Cloud |
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| Member holonym | star |
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| Member meronym | cosmos, creation, existence, macrocosm, universe, world |
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| Substance holonym | cosmic dust |
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| Domain category | astronomy, uranology |
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