space-time

noun

ˈspās-ˈtīm How to pronounce space-time (audio)
ˈspās-ˌtīm
1
: a system of one temporal and three spatial coordinates by which any physical object or event can be located

called also space-time continuum

2
: the whole or a portion of physical reality determinable by a usually four-dimensional coordinate system
also : the properties characteristic of such an order

Examples of space-time in a Sentence

Recent Examples on the Web
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Physicists including Charles Cao at Virginia Tech have recently determined how quantum particles could give space-time its bendiness. Quanta Magazine, 3 June 2026 These instruments use lasers to measure the micro-distortion of space-time generated by the collision of extremely dense objects. Jorge Garay, Wired News, 24 May 2026 The Big Bang Theory spinoff finds Stuart (Kevin Sussman) breaking the space-time continuum and trying to put it back together — not especially successfully. Rick Porter, HollywoodReporter, 13 May 2026 Besides taking some liberties with the space-time continuum, this dreamlike scenario seems too far fetched even in the most optimistic multiverse. Kels Dayton, Hartford Courant, 13 May 2026 See All Example Sentences for space-time

Word History

First Known Use

1910, in the meaning defined at sense 1

Time Traveler
The first known use of space-time was in 1910

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Cite this Entry

“Space-time.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/space-time. Accessed 13 Jun. 2026.

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