as in interstellar
existing or occurring between galaxies
They loved any movie about intergalactic space travel.
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Recent Examples of intergalactic
This could then support the idea of a relic magnetic field existing in the intergalactic medium, the matter that drifts between galaxies.
—
Robert Lea, Space.com, 5 Nov. 2025
Weak intergalactic magnetic fields are deflecting the pairs and steering the resulting GeV rays away from Earth.
—Mrigakshi Dixit, Interesting Engineering, 4 Nov. 2025
Get ready for many intergalactic adventures and turn yourself into Rick from Rick and Morty.
—Emma Kershaw, PEOPLE, 27 Oct. 2025
The stars will all burn out; the corpses of these stars will radiate all their heat away and cool to absolute zero; the stellar remnants will gravitationally interact, ejecting the majority of objects into intergalactic space, while the few remaining black holes grow to enormous sizes.
—Ethan Siegel, Big Think, 25 Sep. 2025
See All Example Sentences for intergalactic
Robert Lea, Space.com, 5 Nov. 2025
Weak intergalactic magnetic fields are deflecting the pairs and steering the resulting GeV rays away from Earth.
—Mrigakshi Dixit, Interesting Engineering, 4 Nov. 2025
Get ready for many intergalactic adventures and turn yourself into Rick from Rick and Morty.
—Emma Kershaw, PEOPLE, 27 Oct. 2025
The stars will all burn out; the corpses of these stars will radiate all their heat away and cool to absolute zero; the stellar remnants will gravitationally interact, ejecting the majority of objects into intergalactic space, while the few remaining black holes grow to enormous sizes.
—Ethan Siegel, Big Think, 25 Sep. 2025
See All Example Sentences for intergalactic
Recent Examples of Synonyms for intergalactic
interstellar
Adjective
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From galaxy rotation curves that defy Newton's laws to gravitational lensing that bends light in eerie ways, scientists have been piecing together clues about dark matter like interstellar sleuths.—
Kenna Hughes-Castleberry,
Space.com,
4 Nov. 2025
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The object, eventually confirmed to almost certainly be a comet and named 3I/ATLAS, was later confirmed to have interstellar origins after follow-up observations.—
Eric Lagatta,
USA Today,
3 Nov. 2025
Cite this Entry
“Intergalactic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/intergalactic. Accessed 14 Nov. 2025.
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