Physics. any of a hypothetical collection of undetectable universes that are like our known universe but have branched off from our universe due to a quantum-level event.: See also multiverse 1.
(in cosmology) a hypothetical universe that coexists with our known universe but may operate under fundamentally different laws of physics.: See also multiverse 1.
Also called alternate universe, alternative universe . (in science fiction, fantasy, etc.) a separate universe or world that coexists with our known universe but is very different from it.: Compare dimension (def. 8).
a realm of existence and experience that is fundamentally different from the one that most humans share; a separate reality: I don’t understand him—I think he lives in a parallel universe.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use parallel universe in a sentence
Miles not only gains Spidey powers but is caught up in the combustion of a dangerous machine that makes parallel universes collide.Every Single Detail of the Spider-Man: No Way Home Trailer, Explained | Eliana Dockterman | August 24, 2021 | Time
The TVA is basically a group of space-time cops responsible for pruning any timelines that branch off the main timeline, creating parallel universes.Every Single Detail of the Spider-Man: No Way Home Trailer, Explained | Eliana Dockterman | August 24, 2021 | Time
Since I’m the type of person who, as a general rule, believes that social media makes everything worse, a parallel universe in which the World 1 League supplants the Olympics is a universe in which one grim reality has merely displaced another.
The Kang that Loki and Sylvie meet is just one of an infinite number of Kangs that exist in various parallel universes.The MCU Has a Longstanding Villain Problem. Loki’s Introduction of Jonathan Majors' Kang the Conqueror Might Just Solve It | Eliana Dockterman | July 16, 2021 | Time
There, he discovered the existence of multiple parallel universes and started interacting with his variants on other timelines.Here's What the Loki Finale Means for Future Marvel Movies | Eliana Dockterman | July 15, 2021 | Time
Lost art offers a parallel universe, with riches to match those in all of our museums today, and then some.Nazi Art Hoard Just the Tip of the Iceberg for Lost Art | Noah Charney | November 13, 2013 | THE DAILY BEAST
Welcome to the Obama Haters Book Club—a parallel universe of fear mongering for fun and profit.
And for the duration I lived in a parallel universe to the one I knew on the outside.
They operate in a parallel universe, allowed to switch nationalities but only among the non-English speaking nations.
Beck has essentially created a parallel universe for his viewers.
"It's the parallel universe business, of course," he said to Pete, with Tommy beaming over his shoulder.PRoblem | Alan Edward Nourse