spacetime

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spacetime

  • /ˈspeɪsˌtaɪm/ US

Where it comes from

From space + time, as a calque of German Raumzeit, introduced in this sense by Hermann Minkowski. First appears in print c. 1893 in the Philosophical Review.

noun spacetimes · space-time

  1. uncountable The four-dimensional continuum of the three spatial dimensions plus time. An event is a point in spacetime, specified by the coordinates x, y, z, and t.
  2. countable, uncountable An n-dimensional continuum consisting of dimensions of both space and time. Normally spacetime is considered as having 4 dimensions (x, y, z, t), but higher-dimensional spacetimes are often encountered in theoretical physics, e.g. the 5-dimensional spacetime of Kaluza-Klein theory or the 11 dimensions of spacetime in M-theory. a Minkowski spacetime
  3. countable, uncountable A specific region of the universe with mathematically different properties than the surrounding spacetime. Synonymous with "metric" within the context of general relativity. a Schwarzschild spacetime

Similar: time-space

Thesaurus

noun

Similar: time-space

Translations

Every language

noun four dimensional continuum

Españolespacio-tiempo
한국어시공간 sigonggan, 시공 sigong
日本語時空 jikū
中文時空 /时空 shíkōng
हिन्दीदिक्काल dikkāl, दिक्-काल dik-kāl
Portuguêsespaço-tempo
Françaisespace-temps
DeutschRaumzeit
Italianospaziotempo, spaziotemporalità
Ελληνικάχωροχρόνος chorochrónos
Românăspațiu-timp
Русскийпростра́нство-вре́мя prostránstvo-vrémja
Tiếng Việtkhông-thời gian
العربيةزَمَكَان zamakān
עבריתמֶרְחָב־זְמַן merkháv-zmán

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MLA

"spacetime." Wiktionary, via Micwyn, micwyn.com/word/spacetime. Accessed 6 Nov. 2026.

APA

spacetime. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/spacetime

Chicago

"spacetime." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/spacetime.

BibTeX
@misc{spacetime_2026,
  title = {spacetime},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/spacetime},
  urldate = {2026-11-06}
}