GALACTIC /ɡəˈlæktɪk/ ► audio Scrabble 13 Words With Friends 17 Definition adjective of or relating to a galaxy (especially our galaxy the Milky Way). adjective inconceivably large. — synonyms: astronomic, astronomical Examples “galactic acid” See all 50 words you can make from GALACTIC → 8-letter words Words starting with G Words ending with C ← Unscramble different letters