the four-dimensional continuum having three spatial coordinates and one time coordinate that together completely specify the location of a particle or an event
space-time in American English
(ˈspeɪsˈtaɪm)
noun
1.
a four-dimensional continuum with four coordinates, the three dimensions of space and that of time, in which any event can be located
: also called space-time continuum
2.
the physical reality inherent in such a continuum
Examples of 'space-time' in a sentence
space-time
The only trace it leaves in the now is a record in space-time of its passing.