metagalaxy

noun
meta·​gal·​axy | \-ˈga-lək-sē \

Definition of metagalaxy 

: the entire system of galaxies : universe

Other Words from metagalaxy

metagalactic \-​gə-​ˈlak-​tik \ adjective

First Known Use of metagalaxy

1930, in the meaning defined above

History and Etymology for metagalaxy

International Scientific Vocabulary

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The first known use of metagalaxy was in 1930

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