Wiktionary
n. (context astronomy English) Any very large-scale organized collection of galaxy.
Wikipedia
Metagalaxy is a term referring to a large-scale galactic system. It may refer to
- A galactic group or cluster
- A group of clusters, such as a supercluster
- The entire system of galaxies making up the large-scale structure of the universe
Usage examples of "metagalaxy".
At a speed a tiny fraction of a percent less than the speed of light, a crew would age by several or a couple of dozen months in the time it took to reach the depths of the metagalaxy and return to Earth.
I really did create everything, absolutely Everything -- and thus Earth, too, and the rest of the Solar System, and the Metagalaxy, which would certainly be cause for pride, if only my handiwork did not contain so many flaws.
After the Milne scholium had been proven, it had become possible to show that such metagalaxies were the rule, and that they in turn formed spiral arms curving inward toward a center which was the hub upon which the whole of creation turned, and from which it had originally exploded into being from the monobloc.
Clusters and metagalaxies formed, and actual galaxies began to pinwheel into their familiar spiral forms.
Clusters and metagalaxies formed, and actual galaxies began to pinwheel into their familiar spiral forms.