world-line

noun

1. physics a line on a space–time path that shows the path of a body

Example Sentences

And a distinguished philosopher of science recently derided the attitude that there ought to be a Now on my world-line as “chauvinism of the present moment”.

From Nature

Physicists represent all the events experienced by a single person as a line in four-dimensional space-time, called that person's 'world-line'.

From Nature

There is nothing about any point on my world-line that singles it out as my Now.

From Nature

At any moment I can represent my past experience as my world-line, terminating in my Now.

From Nature

The motion of my Now along my world-line reflects the fact that as my watch advances I acquire more experiences to record.

From Nature