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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.

Their meeting was quickly interrupted by a message in the Microsoft Teams chat flagging that Nutella was in outer space.

From The Wall Street Journal • Apr. 9, 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

"In 10 years, nearly all new data centers will be being built in outer space," predicted Starcloud co-founder and chief Philip Johnston.

From Barron's • Mar. 17, 2026

Seeing the crowd from this side of the demonstration was as foreign to me as seeing the earth from outer space.

From "The Rock and the River" by Kekla Magoon