| Answer | Crossword Clue |
|---|---|
| metagalaxies | METAGALAXY, the whole universe considered as a system of galaxies; any system of galaxies |
| metagalaxy | the whole universe considered as a system of galaxies; any system of galaxies |
| universes | All existing matter and space considered as a whole; the cosmos. The universe is believed to be at least 10 billion light years in diameter and contains a vast number of galaxies; it has been expanding since its creation in the Big Bang about 13 billion years ago |
