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
- astronomical
- astronomic
- Brobdingnagian
- bumper
- colossal
- cosmic
- cosmical
- cyclopean
- elephantine
- enormous
- gargantuan
- giant
- gigantesque
- gigantic
- grand
- herculean
- heroic
- heroical
- Himalayan
- huge
- humongous
- humungous
- immense
- jumbo
- king-size
- king-sized
- leviathan
- mammoth
- massive
- mega
- mighty
- monster
- monstrous
- monumental
- mountainous
- oceanic
- pharaonic
- planetary
- prodigious
- super
- super-duper
- supersize
- supersized
- titanic
- tremendous
- vast
- vasty
- walloping
- whacking
- whopping
See all Synonyms & Antonyms 
Example Sentences
a galactic serving of soda that would have been enough for three moviegoers
Recent Examples on the Web Musicians showed out in equal measure, with Afrobeats heavyweight Adekunle Gold sporting a custom Vivendii leather jacket featuring the sickest galactic airbrush detailing. 
Michella Oré, Vogue, 13 Sep. 2022 There were even more desserts on the last night of the trip, which featured a full Sweets and Treats hour of galactic delicacies. Lauren Morgan, EW.com, 8 Sep. 2022 But beyond that connective tissue and the galactic setting, the film bears little resemblance to past tales about Jedis, Sith Lords, and Chosen Ones. Shirley Li, The Atlantic, 6 Sep. 2022 Cosmic rays influence pressure and temperature, drive galactic winds, and ionize molecules in star-fertile regions like supernova remnants. WIRED, 28 Aug. 2022 For now, much about these galactic ecosystems is still a hunch. Thomas Lewton, Quanta Magazine, 23 Aug. 2022 Mesmerizing galaxies like the Great Barred Spiral Galaxy form due to a congregation of gasses, stars, and galactic dust orbiting the center of a galaxy at different speeds. Joshua Hawkins, BGR, 22 Aug. 2022 Why would our galactic neighbors care about how green our grass is? Avi Loeb, Scientific American, 21 Jan. 2021 So far, only a couple of potential PeVatrons have been tracked down in the Milky Way: the supermassive black hole at our galactic center, and a star-forming region that resides on the outskirts. WIRED, 28 Aug. 2022 See More
Michella Oré, Vogue, 13 Sep. 2022 There were even more desserts on the last night of the trip, which featured a full Sweets and Treats hour of galactic delicacies. Lauren Morgan, EW.com, 8 Sep. 2022 But beyond that connective tissue and the galactic setting, the film bears little resemblance to past tales about Jedis, Sith Lords, and Chosen Ones. Shirley Li, The Atlantic, 6 Sep. 2022 Cosmic rays influence pressure and temperature, drive galactic winds, and ionize molecules in star-fertile regions like supernova remnants. WIRED, 28 Aug. 2022 For now, much about these galactic ecosystems is still a hunch. Thomas Lewton, Quanta Magazine, 23 Aug. 2022 Mesmerizing galaxies like the Great Barred Spiral Galaxy form due to a congregation of gasses, stars, and galactic dust orbiting the center of a galaxy at different speeds. Joshua Hawkins, BGR, 22 Aug. 2022 Why would our galactic neighbors care about how green our grass is? Avi Loeb, Scientific American, 21 Jan. 2021 So far, only a couple of potential PeVatrons have been tracked down in the Milky Way: the supermassive black hole at our galactic center, and a star-forming region that resides on the outskirts. WIRED, 28 Aug. 2022 See More 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
Kids Definition
galactic
adjective
ga·lac·tic gə-ˈlak-tik
: of or relating to a galaxy
galactic light
galactic
adjective
as in giant
unusually large a galactic serving of soda that would have been enough for three moviegoers Synonyms & Similar Words
Relevance
- giant
- vast
- gigantic
- huge
- massive
- astronomical
- enormous
- tremendous
- colossal
- cosmic
- planetary
- bumper
- mammoth
- titanic
- immense
- monumental
- oceanic
- astronomic
- mountainous
- monster
- monstrous
- mighty
- big
- mega
- grand
- heroic
- sizable
- super
- great
- cosmical
- gargantuan
- cyclopean
- oversize
- leviathan
- jumbo
- prodigious
- elephantine
- humongous
- pharaonic
- heroical
- herculean
- whopping
- walloping
- whacking
- supersized
- oversized
- majestic
- considerable
- substantial
- good
- major
- vasty
- humungous
- Himalayan
- gigantesque
- super-duper
- supersize
- infinite
- Brobdingnagian
- handsome
- formidable
- king-sized
- extensive
- staggering
- hulking
- imposing
- king-size
- gross
- voluminous
- overgrown
- tidy
- august
- outsize
- bulky
- goodly
- grandiose
- overwhelming
- hefty
- stupendous
- monolithic
- lofty
- cavernous
- towering
- outsized
- sizeable
- largish
- boundless
- immeasurable
Antonyms & Near Antonyms
- microscopic
- tiny
- miniature
- micro
- infinitesimal
- pygmy
- midget
- pocket
- microscopical
- bitty
- wee
- minuscule
- diminutive
- small
- teeny
- mini
- little bitty
- puny
- teensy
- little
- bantam
- petite
- smallish
- microminiature
- minute
- Lilliputian
- teeny-weeny
- undersize
- dwarfish
- pint-sized
- teensy-weensy
- undersized
- dinky
- pint-size
- half-pint
- splash-lubricate
- splashboard
- splashboards
- splashdown
- splashdowns
- splashed
- splashed across
- splashed out
- splashed over
- splasher
- splashers
- splashes
- splashes across
- splashes out
- splashes over
- splashguards
- splashier
- splashiest
- splashilier
- splashiliest
- splashily
- splashiness
- splashinesses
- splashing
- splashing across