intergalactic
adjective
in·ter·ga·lac·tic
ˌin-tər-gə-ˈlak-tik 
1
: situated in or relating to the spaces between galaxies
2
: of, relating to, or occurring in outer space
intergalactic battles
Examples of intergalactic in a Sentence
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Aided by the survey, York also pursued his own research questions, including unidentified diffuse interstellar bands and cataloguing the spectra, or brightness at different wavelengths, of quasi-stellar objects to study the three-dimensional distribution of intergalactic gas.
—
Bob Goldsborough, Chicago Tribune, 7 Feb. 2026
Originally, this was a great mystery, as cosmic rays were known to be composed almost exclusively of protons, and the theoretical limit on a proton that traveled through intergalactic space should forbid such excessively high energies.
—Big Think, 30 Jan. 2026
Readers follow Carl and his ex-girlfriend's cat, Princess Donut, after an alien invasion destroys the Earth, forcing many of the survivors into a sadistic, deadly game show for an intergalactic audience.
—Christa Swanson, CBS News, 30 Jan. 2026
The five-mile-long Babylon 5 space station of the mid-23rd century was constructed by humans in the aftermath of the Earth-Minbari War to be used as a sort of intergalactic watering hole by extraterrestrial races for trade, peace, and diplomacy.
—Jeff Spry, Space.com, 29 Jan. 2026
See All Example Sentences for intergalactic
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Bob Goldsborough, Chicago Tribune, 7 Feb. 2026
Originally, this was a great mystery, as cosmic rays were known to be composed almost exclusively of protons, and the theoretical limit on a proton that traveled through intergalactic space should forbid such excessively high energies.
—Big Think, 30 Jan. 2026
Readers follow Carl and his ex-girlfriend's cat, Princess Donut, after an alien invasion destroys the Earth, forcing many of the survivors into a sadistic, deadly game show for an intergalactic audience.
—Christa Swanson, CBS News, 30 Jan. 2026
The five-mile-long Babylon 5 space station of the mid-23rd century was constructed by humans in the aftermath of the Earth-Minbari War to be used as a sort of intergalactic watering hole by extraterrestrial races for trade, peace, and diplomacy.
—Jeff Spry, Space.com, 29 Jan. 2026
See All Example Sentences for intergalactic
Cite this Entry
“Intergalactic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/intergalactic. Accessed 15 Feb. 2026.
Copy CitationKids Definition
intergalactic
adjective
in·ter·ga·lac·tic
ˌint-ər-gə-ˈlak-tik
: located in or relating to the spaces between galaxies
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