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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While the White House has not issued a formal clarification, the speech's wording suggests the phrase was metaphorical—intended to refer to the transformative nature of modern innovation, not literal manipulation of space-time, or the invention of time travel. Hannah Parry, MSNBC Newsweek, 17 Apr. 2025 So there is a certain amount of controversy attached to this idea that gravity and space-time emerge from quantum entanglement. Steven Strogatz, Quanta Magazine, 17 Apr. 2025 Things get even more heated when the characters burst into a series of sweltering original songs at the Juke, creating an orgiastic — even religious — fever strong enough to rip the space-time continuum apart at the seams. David Ehrlich, IndieWire, 10 Apr. 2025 There’s a fun hypothetical title game to bend space-time: Phi Slama Jama versus Billy Donovan’s back-to-back champs. Steven Louis Goldstein, New York Times, 6 Apr. 2025 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 30 Apr. 2025.

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