1. (noun)galaxy a splendid assemblage (especially of famous people)
2. (noun)galax, galaxy, wandflower, beetleweed, coltsfoot, Galax urceolata tufted evergreenperennialherb having spikes of tiny white flowers and glossygreenround to heart-shaped leaves that become coppery to maroon or purplish in fall
3. (noun)galaxy, extragalactic nebula (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'"