Definition of time-space in US English:

time-space

noun

  • Time and space regarded as a single entity; specifically = "space-time".

adjective

  • Space-time.

Origin

Early 19th century; earliest use found in Samuel Taylor Coleridge (1772–1834), poet, critic, and philosopher. From time + space.

Pronunciation

time-space

/ˌtʌɪmˈspeɪs/