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Definitions

intergalactic space

[in-ter-guh-lakt-ik spays] / ˌɪn tər gəˈlækt ɪk ˈspeɪs /
NOUN
deep space
Synonyms
WEAK
celestial spaces cosmic space cosmos intercosmic space interplanetary space interstellar space metagalactic space ocean of emptiness outer space region beyond Earth's solar system the heavens the universe the void the void above
NOUN
outer space
Synonyms
STRONGEST
cosmos
WEAK
celestial spaces cosmic space deep space empty space ether space infinite space infinity intercosmic space interplanetary space interstellar space metagalactic space ocean of emptiness pressureless space the heavens the void the void above

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

These systems are also sensitive to environmental effects such as ram-pressure stripping, which can remove gas as they move through intergalactic space.

From Science Daily • Jan. 9, 2026

The party was in a meandering warehouse converted to an intergalactic space station.

From Los Angeles Times • Aug. 15, 2025

According to The Official Monster Raving Loony Party website other policies include Wellingborough Golf Club being developed into an intergalactic space port and fishing made a spectator sport by introducing piranha into the River Nene.

From BBC • Jan. 23, 2024

How exactly supermassive black holes manage to reach intergalactic space may have important implications for the host galaxies they leave behind.

From Scientific American • Apr. 10, 2023

Such “missing mass,” if common in intergalactic space, would make a major contribution to closing the universe.

From "Cosmos" by Carl Sagan