metagalacticadj.
/ˌmɛtəɡəˈlaktɪk/, U.S. /ˈˌmɛdəɡəˈlæktɪk/ Astronomy.
Of or relating to the (or a) metagalaxy.
ΘΚΠ
the world > the universe > constellation > galaxy > [adjective] > cluster
metagalactic1930
supergalactic1930
1930 K. Lundmark in Publ. Astron. Soc. Pacific 42 24 In our stellar system encounters practically never occur, but in the system of galaxies, or the metagalactic system, they must be very common.
1957 H. Shapley Inner Metagalaxy p. v The terms ‘Metagalaxy’ and ‘metagalactic’ refer to the total recognized assemblage of galaxies.
1965 Rev. Mod. Physics 37 654/1 In principle..there may be other metagalactic systems in the universe.
1970 Nature 12 Dec. 1069/1 Although the gravitational and radiation fields in this case are metagalactic, the scale of the matter-antimatter separation..is likely to be much more local.
1983 Astrophysics & Space Sci. 97 19 Young galaxies..are very likely to be sources of blast waves penetrating into the expanding metagalactic medium.
This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022).
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adj.1930