galaxy

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galaxy Also found in: Acronyms , Encyclopedia , Wikipedia . gal·ax·y (găl′ək-sē) n. pl. gal·ax·ies 1. Astronomy a. Any of numerous large-scale aggregates of stars, gas, and dust that constit ute theuniverse, containing an average of 100 billion (10 11 ) solar masses and ranging indiameter from 1,500 to 300,000 light-years. b. often Galaxy The Milky Way. 2. An assembly of brilliant, glamorous, or distinguished persons or things: a galaxy oftheatrical performers.

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galaxy

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galaxyAlso found in:Acronyms,Encyclopedia,Wikipedia.galaxy(glk-s)n.pl.galaxies1.Astronomya.Anyofnumerouslarge-scaleaggregatesofstars,gas,anddustthatconstitutetheuniverse,containinganaverageof100billion(1011)solarmassesandrangingindiameterfrom1,500to300,000light-years.b.oftenGalaxyTheMilkyWay.2.Anassemblyofbrilliant,glamorous,ordistinguishedpersonsorthings:agalaxyoftheatricalperformers.