of or relating to a galaxy, esp the Galaxy: the galactic plane of or relating to milk
WordReference Random House Learner's Dictionary of American English © 2026
ga•lac•tic /gəˈlæktɪk/USA pronunciation
adj. [usually: before a noun]
WordReference Random House Unabridged Dictionary of American English © 2026- Chemistryof or relating to a galaxy, as the Milky Way.
ga•lac•tic
(gə lak′tik),USA pronunciation adj.
- Astronomy
- of or pertaining to a galaxy.
- of or pertaining to the Milky Way.
- immense;
huge;
vast:a problem of galactic proportions. - Physiologypertaining to or stimulating the secretion of milk.
- Greek galaktikós milky. See galact-, -ic
- 1830–40
Collins Concise English Dictionary © HarperCollins Publishers::
'galactic' also found in these entries (note: many are not synonyms or translations):
Magellanic cloud
- Sagittarius
- anticenter
- extragalactic
- galactic cluster
- galactic coordinates
- galactic equator
- galactic halo
- galactic latitude
- galactic longitude
- galactic nebula
- galactic plane
- galactic pole
- galactic year
- globular cluster
- intergalactic
- intragalactic
- latitude
- longitude
- open cluster
- population
- radio source
- region