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space exploration

Noun CEFR B2

Definitions

Investigation of interplanetary or interstellar space, its properties, biology and the bodies within it; usually with the use of spacecraft.

countable, uncountable

Equivalents

2 more languages

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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See also

space factor space fixed reference space flight space force space frame space group

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