Outer space

noun

/ˌaʊtɚ ˈspeɪs/

Word Frequency: 2.4

Definitions

1.nounRegion outside explored space.

2.nounAny 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.

3.nounA bluish shade of black.

Synonyms

space deep space outside exoatmosphere outremer interplanetary space interstellar space outlying outbounds beyond extrasolar planet border

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