[noun] [C] - one of the independent groups of stars in the universeAstronomers at the University of California discovered one of the most distant galaxies known.A gathering of rich and famous people can be referred to as a galaxy.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) is the very large group of stars that contains the solar system (= the sun and all the planets, including Earth, that go round it).
GALAXY
Meaning of GALAXY in English
Cambridge English vocab. Кембриджский английский словарь. 2012