ga·​lac·​tic | \ gə-ˈlak-tik How to pronounce galactic (audio) \

Definition of galactic

1 : of or relating to a galaxy and especially the Milky Way galaxy
2 : huge a galactic sum of money

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Examples of galactic in a Sentence

a galactic serving of soda that would have been enough for three moviegoers
Recent Examples on the Web So the Interstellar Probe will see what’s coming next, and whether the Sun’s heliosphere adjusts to a changing level of galactic cosmic rays in this new region of space. Jamie Carter, Forbes, "NASA’s New ‘Voyager’: 7 Things To Know About The 50-Year ‘Interstellar Probe’ Mission To Burst Our Cosmic Bubble," 27 Apr. 2021 The wake created by the Large Magellanic Cloud is about 200,000 light-years to 325,000 light-years from the galactic center. Ashley Strickland, CNN, "New Milky Way map reveals a wave of stars in our galaxy's outer reaches," 25 Apr. 2021 In this case, the scientists say, there are no active galactic nuclei anywhere nearby, but the space jellyfish is likely the remnant of one—the scientists believe the jellyfish to be 2 billion years old. Caroline Delbert, Popular Mechanics, "No One Knows What to Make of This Mysterious Space Jellyfish," 9 Apr. 2021 Active galactic nuclei are galaxies in which the cores emit vast amounts of energy and shoot vast amounts of energy out into space, according to the Herschel Space Observatory. Julia Musto, Fox News, "NASA's Chandra Observatory looking at barred spiral galaxy 86 million light-years away," 11 Mar. 2021 Such swirling active galactic nuclei (AGNs), as they are known, would have been hotspots of commotion where smaller black holes could have met new partners and merged, explaining the new LIGO-Virgo event. Adam Mann, Scientific American, "LIGO and Virgo Capture Their Most Massive Black Holes Yet," 2 Sep. 2020 Lynch summarizes the galactic stakes of Dune in an opening monologue delivered by a young Virginia Madsen playing Princess Irulan. Jill Krajewski, Vulture, "David Lynch’s Dune Is a Beautiful Sci-fi Disaster," 29 Mar. 2021 From Suzman’s galactic perspective, there’s disappointingly little to say about labor. Daniel Immerwahr, The New Republic, "Paleo Con," 24 Mar. 2021 It is known as a type II Seyfert galaxy, with an active galactic nucleus, according to NASA. Julia Musto, Fox News, "NASA's Chandra Observatory looking at barred spiral galaxy 86 million light-years away," 11 Mar. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'galactic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of galactic

1839, in the meaning defined at sense 1

History and Etymology for galactic

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

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Time Traveler for galactic

Time Traveler

The first known use of galactic was in 1839

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Statistics for galactic

Last Updated

8 May 2021

Cite this Entry

“Galactic.” Dictionary, Merriam-Webster, Accessed 13 May. 2021.

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More Definitions for galactic


ga·​lac·​tic | \ gə-ˈlak-tik How to pronounce galactic (audio) \

Kids Definition of galactic

: of or relating to a galaxy galactic light

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