temporal paradox n.

Our research teams that have been investigating the various problems of time travel and temporal paradox are very strict on that kind of thing.

He went on to the so-called time paradoxes—killing one’s great-great grandfather, meeting oneself, and the like… Alfredex went on to explain that all temporal paradoxes were the inventions of authors with a gift for confusion.

Some amused themselves with brain-teasers: ‘Suppose you should be so unfortunate, during a stopover in the past, as to kill your grandfather before he’d become a parent—would you exist? And if you didn’t, how could you have killed him?’ It’s what is called the temporal paradox.

Unless that was a side effect of the paradox. Unless the paradox had chopped away Zeera’s extension cage and left her stranded in the past, or cast off into an alternate world line, or…. There had never been a temporal paradox. [ellipsis in original]

I can tell you that I’m here to untangle a temporal paradox that threatens both our futures.

You’re from the future. The Bobby gone old. Well, what do you think about temporal paradox, Bobby? What if you were to kill little Bobby? Then you can’t exist to have come back to kill him.