Weltentasche
Weltentasche (literally "world bag") is a German neologism that may refer to a hypothetical container capable of holding the entire world or universe. In philosophical discussions and speculative fiction, the term is used as a metaphor for containment, globalization, or the act of world-building on a compact scale.
Etymology: The word is a compound of Welt (world) and Tasche (bag). As a single compound noun,
Concept and usage: The Weltentasche functions as a thought experiment about scale, boundaries, and exchange. It
In literature and media: The term is not widely established in references outside German-language discourse. When
See also: pocket universe; worldbuilding; globalization; container metaphor.