English Dictionary

alternate universe

名詞

(physics, cosmology) A hypothetical world situated in a different dimension of space and time than the real world consisting of the universe known and experienced by human beings.

日本語の意味

（物理学・宇宙論において）現実の宇宙とは異なる空間と時間の次元に存在する仮説上の世界

Some physicists speculate that quantum fluctuations could give rise to an alternate universe with different physical constants.

一部の物理学者は、量子ゆらぎが異なる物理定数を持つ並行宇宙を生み出す可能性があると推測している。

意味（1）

(physics, cosmology) A hypothetical world situated in a different dimension of space and time than the real world consisting of the universe known and experienced by human beings.

The first credible suggestion that alternate universes might exist came in the early 1950s when a young physics graduate student named Hugh Everett was toying with some of the more bizarre implications of quantum mechanics.

意味（2）

(literature, narratology) An imaginary realm, often a variant form of the real world, depicting a different way events could have unfolded or the universe could have functioned.

There are moments when he seems to be writing something on the order of Jorge Luis Borges's Tlön, Uqbar, Orbis Tertius—an amazing fragment about the alternate universe where every book contains its counterbook, where things become duplicated and also tend to become effaced and lose their details when they are forgotten.

alternate universes （ plural ）