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n. pl. met·a·gal·ax·ies
The assemblage of all galaxies; the entire physical universe.


n, pl -axies
(Astronomy) the total system of galaxies and intergalactic space making up the universe
metagalactic adj


(ˌmɛt əˈgæl ək si)

n., pl. -ax•ies.
the complete system of galaxies.
met`a•ga•lac′tic (-gəˈlæk tɪk) adj.


the entire system of galaxies, including the Milky Way. — metagalactic, adj.
See also: Astronomy
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References in periodicals archive ?
On the Problem of the Existence of Stable Particles in the Metagalaxy The Abraham Zelmanov Journal, 2008, vol.
Our modern world-picture, with its galaxies, its supergalaxies, its metagalaxy, was perceived--consciously perceived--all within the last 16 years.
Metagalaxy Industries is a Taiwanese manufacturer of adhesive tapes, including double-sided tape, PE-protection tape, foam tape, aluminum tape, cloth tape, and sticky roll.
In a theory on the metagalaxy, Alfven and Klein [9] have earlier suggested that there should exist limited regions in our universe which contain matter or antimatter, and being separated by thin boundary layers within which annihilation reactions take place.
* One index item (among many I could mention) that you won't find is "metagalaxy," a term defined in the American Heritage Dictionary as describing the entire physical universe.