closed time loop

noun

A chain of events in which someone or something time travels to the past as a means to fulfill their role in the history exactly as it already happened, thus implying impossibility to change the past.

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Meanings

nounclosed time loop (plural closed time loops)

plural closed time loops

  1. literatureA chain of events in which someone or something time travels to the past as a means to fulfill their role in the history exactly as it already happened, thus implying impossibility to change the past.
Cite this entry
APA

closed time loop. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/closed%20time%20loop

MLA

“closed time loop.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/closed%20time%20loop. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “closed time loop,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/closed%20time%20loop.

Source: closed time loop on Wiktionary, CC BY-SA 4.0.