outer space

noun
Updated on: 14 Nov 2017

Definition of outer space

:space immediately outside the earth's atmosphere; broadly :interplanetary or interstellar space

Examples of outer space in a Sentence

  1. a satellite in outer space

  2. Is there life in outer space?

Recent Examples of outer space from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'outer space.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of outer space

1842


OUTER SPACE Defined for English Language Learners

outer space

noun

Definition of outer space for English Language Learners

  • : the region beyond the Earth's atmosphere in which there are stars and planets


OUTER SPACE Defined for Kids

outer space

noun

Definition of outer space for Students

:the region beyond earth's atmosphere and especially beyond the solar system

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