Dictionary.com
Thesaurus.com
Showing results for outer space. Search instead for outdoor space.
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.

The funding deficit hits the U.N. as it is saddled with ever more governance challenges, from artificial intelligence and biosecurity to ocean mining and outer space.

From The Wall Street Journal • May 30, 2026

It’s like a meteor coming from outer space and hitting you on the head.

From Los Angeles Times • May 19, 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

I figure it’s best not to bring up outer space too much, so I just leave it alone.

From "Boy21" by Matthew Quick

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "outer space" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com