deep space

noun

: space well outside the earth's atmosphere and especially that part lying beyond the earth-moon system

Examples of deep space in a Sentence

Recent Examples on the Web There is no denying the beauty of the idea of turning to deep space for inexhaustible electricity. IEEE Spectrum, 9 May 2024 Additionally, several deep space missions had to be put in safe mode or completely shut down to prevent them from being disrupted. Mary Kekatos, ABC News, 10 May 2024 See all Example Sentences for deep space 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'deep space.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1865, in the meaning defined above

Time Traveler
The first known use of deep space was in 1865

Dictionary Entries Near deep space

Cite this Entry

“Deep space.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/deep%20space. Accessed 29 May. 2024.

Kids Definition

deep space

noun
: space outside the earth's atmosphere and especially that part lying beyond the earth-moon system
Last Updated: - Updated example sentences
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