Meaning of the word space-time in English

What does space-time mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

space-time

US /ˈspeɪs.taɪm/
UK /ˈspeɪs.taɪm/
"space-time" picture

Noun

the concepts of space and time regarded as a single four-dimensional continuum.

Example:
Einstein's theory of relativity describes the universe in terms of space-time.
Gravity is understood as the curvature of space-time caused by mass and energy.