outer space

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outer space

  • /ˌaʊtə ˈspeɪs/ UK
  • [ˌaʊ̯tə ˈspɛɪ̯s] UK
  • /ˌaʊtɚ ˈspeɪs/ US
  • [ˌaʊ̯ɾɚ ˈspeɪ̯s] US

Where it comes from

From outer + space.

noun

  1. uncountable A region outside of explored space.
  2. uncountable Any region of space beyond limits determined with reference to boundaries of a celestial system or body, especially the region of space immediately beyond Earth's atmosphere; sometimes, space beyond Earth's solar system. Astronauts train for years before traveling to outer space.

    Similar: final frontier, high frontier, last frontier

  3. uncountable A bluish shade of black.

Translations

Every language

noun region

Españolespacio exterior, espacio cósmico
한국어우주 uju, 우주 공간 uju gonggan
日本語宇宙 uchū, 宇宙空間 uchūkūkan
中文太空 tàikōng, 宇宙空間 /宇宙空间 yǔzhòu kōngjiān, 外層空間 /外层空间 wàicéng kōngjiān
हिन्दीअंतरिक्ष antrikṣ
Kiswahilianga za juu
Portuguêsespaço sideral
Françaisespace extra-atmosphérique, espace extérieur
DeutschWeltraum, All, Weltall
Italianospazio cosmico, cosmo, spazio esterno
Ελληνικάδιάστημα diástima
Românăspațiu cosmic, spațiu interplanetar, cosmos
Русскийко́смос kósmos, откры́тый ко́смос otkrýtyj kósmos, косми́ческое простра́нство kosmíčeskoje prostránstvo
Tiếng Việtvũ trụ
العربيةفَضَاء خَارِجِيّ faḍāʔ ḵārijiyy
עבריתחָלָל חִיצוֹן khalál khitsón

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Cite this
MLA

"outer space." Wiktionary, via Micwyn, micwyn.com/word/outer%20space. Accessed 6 Nov. 2026.

APA

outer space. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/outer%20space

Chicago

"outer space." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/outer%20space.

BibTeX
@misc{outer_space_2026,
  title = {outer space},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/outer%20space},
  urldate = {2026-11-06}
}