Pronunciation: /ˈbʌbəl ˈjuːnɪˌvɜrs/
noun a type of theoretical multiverse in which multiple universes are contained within bubble-like structures
A1 A bubble universe is a theoretical concept in physics.
A2 Some scientists believe that our universe could be just one of many bubble universes.
B1 The idea of a bubble universe is still a topic of debate among physicists.
B2 String theory suggests the existence of bubble universes with different physical laws.
C1 The concept of a bubble universe challenges traditional views of the cosmos.
C2 Research into the multiverse theory includes the study of bubble universes and their potential interactions.
formal The concept of a bubble universe is a theoretical idea within the realm of cosmology.
informal Have you ever heard of the idea of a bubble universe? It's pretty mind-blowing!
slang Bubble universes are like alternate realities on steroids, man.
figurative In the vast expanse of possibilities, each decision we make creates a new bubble universe.
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