galaxy meaning and definition

GALAXY noun

Definition of galaxy (noun)

1. a splendid assemblage (especially of famous people)
2. tufted evergreen perennial herb having spikes of tiny white flowers and glossy green round to heart-shaped leaves that become coppery to maroon or purplish in fall
   • synonyms: beetleweed, coltsfoot, galax, Galax urceolata, wandflower
3. (astronomy) a collection of star systems; any of the billions of systems each having many stars and nebulae and dust
   • "`extragalactic nebula' is a former name for `galaxy'"
   • synonyms: extragalactic nebula