Wiktionary
alt. 1 (context physics cosmology English) 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. 2 (context literature narratology English) 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. n. 1 (context physics cosmology English) 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. 2 (context literature narratology English) 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.