| / English Dictionary |
SPIRAL NEBULA
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
A galaxy having a spiral structure; arms containing younger stars spiral out from old stars at the center
Synonyms:
spiral galaxy; spiral nebula
Classified under:
Nouns denoting groupings of people or objects
Hypernyms ("spiral nebula" is a kind of...):
extragalactic nebula; galaxy ((astronomy) a collection of star systems; any of the billions of systems each having many stars and nebulae and dust)
Hyponyms (each of the following is a kind of "spiral nebula"):
Andromeda galaxy (a spiral galaxy in the constellation of Andromeda that is visible to the naked eye)
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