galactic

adjective

ga·​lac·​tic gə-ˈlak-tik 

1

: of or relating to a galaxy and especially the Milky Way galaxy

2

: huge

a galactic sum of money

Synonyms of galactic

• vast
• giant
• huge
• gigantic
• massive
• tremendous
• enormous
• colossal
• astronomical
• cosmic
• mammoth
• bumper
• immense
• monumental
• planetary
• titanic
• mountainous
• monster
• oceanic
• grand

Examples of galactic in a Sentence

a galactic serving of soda that would have been enough for three moviegoers

Recent Examples on the Web

Courtesy of Francois Duhamel His galactic victory lap has been a long time coming after years of taking any gig that came along. —Josh Weiss, Forbes.com, 18 June 2026

There will also be free snacks, giveaways, galactic glow-up moments, and activities inside the Airstream. —Joshua Cole, CBS News, 12 June 2026

And its demise was clearly the handiwork of that fearsome galactic wind. —Frank Landymore, Futurism, 10 June 2026

One natural guess is that galaxies above the critical mass simply lose more of their normal matter to outflows from supernovas and active galactic nuclei. —Paul Sutter, Space.com, 9 June 2026

Word History

Etymology

borrowed from New Latin galacticus (taken as derivative of Galaxias "Milky Way"), borrowed from Greek galaktikós "milky," from galakt-, gála "milk" + -ikos -ic entry 1 — more at galaxy

First Known Use

1839, in the meaning defined at sense 1

Rhymes for galactic

• climactic
• didactic
• syntactic
• anaphylactic
• extragalactic
• intergalactic
• stereotactic
• chemotactic
• chiropractic
• isotactic
• prophylactic
• lactic

Kids Definition

galactic

adjective

ga·​lac·​tic gə-ˈlak-tik 

: of or relating to a galaxy