outer space Definition in the Cambridge English Dictionary
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Definition of “outer space” - English Dictionary

Definition of "outer space" - American English Dictionary

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outer spacenoun [U]

 us   /ˈɑʊ·tər ˈspeɪs/
the ​universe beyond the earth’s atmosphere (= the ​airsurrounding the ​earth).
(Definition of outer space from the Cambridge Academic Content Dictionary © Cambridge University Press)

Definition of "outer space" - British English Dictionary

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outer spacenoun [U]

uk   us  
the ​part of ​space that is very ​far away from ​Earth
(Definition of outer space from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
Translations of “outer space”
in Chinese (Simplified) 外层空间,太空…
in Turkish uzay derinliği, atmosfer dışı, göklerin ötesi…
in Russian космос…
in Chinese (Traditional) 外層空間,太空…
in Polish przestrzeń kosmiczna, kosmos…
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