time barrier
English edit
Noun edit
time barrier (plural not attested)
- (science fiction) A barrier or obstacle preventing time travel, especially one resulting from technological limitations.
Usage notes edit
- Usually referred to as something to be broken: to "break the time barrier" is to achieve time travel.
References edit
- Jesse Sheidlower, editor (2001–2024), “time barrier, n.”, in Historical Dictionary of Science Fiction.