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Synonyms

outer space

American  

noun

  1. space beyond the atmosphere of the earth.

  2. deep space.


outer space British  

noun

  1. (not in technical usage) any region of space beyond the atmosphere of the earth

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of outer space

First recorded in 1875–80

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Before joining the Journal, Magdalena worked as a lead digital video producer at CNBC, where she pitched, reported, shot and edited short documentaries on various technology topics including quantum computing, green energy and outer space.

From The Wall Street Journal • May 11, 2026

See also: Zuckerberg is following Musk’s lead with this ‘transformative step’ in outer space.

From MarketWatch • Apr. 28, 2026

Despite my penchant for outer space films and my affinity for Gosling’s work, the millennial cringe of it all left a bitter taste in my mouth.

From Salon • Mar. 21, 2026

So much of science fiction is about humanity bringing our problems — class, capitalism, pollution — with us into outer space.

From Los Angeles Times • Mar. 18, 2026

People just don’t go around saying they’re from outer space for nothing.

From "Boy21" by Matthew Quick

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