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English definition of “galaxy”

galaxy

noun uk   /ˈɡæl.ək.si/ us  
[C] one of the independent groups of stars in the universe [C] a meeting of rich and famous people: Present tonight at the long-awaited opening of this film are a whole galaxy of stars from the acting and musical professions. the Galaxy (also the Milky Way) the very large group of stars that contains the solar system (= the sun and all the planets, including the Earth, that go round it)
(Definition of galaxy from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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