Dictionary

intergalactic

adjective in·ter·ga·lac·tic \ˌin-tər-gə-ˈlak-tik\

: existing or occurring between galaxies

Full Definition of INTERGALACTIC

1
:  situated in or relating to the spaces between galaxies
2
:  of, relating to, or occurring in outer space <intergalactic battles>
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First Known Use of INTERGALACTIC

1928

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