outer space


Definition of outer space 

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

Examples of outer space in a Sentence

a satellite in outer space Is there life in outer space?

Recent Examples on the Web

To my pleasant surprise, the smell of outer space has two main notes, raspberry and charcoal. John Brodie, Town & Country, "Why Some Perfumers Are Betting That Fragrance Gets Better With Age," 30 Apr. 2018 The depths of the oceans, like outer space, are an environment where humans do not normally thrive. Cindy Atoji Keene, BostonGlobe.com, "This engineer works on ocean drones that are ‘straight out of a Tom Clancy novel’," 3 May 2018 As their brand name might tell you, Southern and his partner Nikolay Moiseev specialize in clothing for outer space, namely intravehicular (IVA) for inside a ship, and extravehicular (EVA) for outside, space suits. Steff Yotka, Vogue, "Intergalactic Fashion Is Trending on the Runways, But It Has Nothing on the Real Thing," 3 Apr. 2018 McGuire and Carroll are hopeful that the next few years will give us access to more chemistry from outer space, such as amino acids that can give more certain information about the provenance of life. Luba Ostashevsky, Ars Technica, "How did life begin? It’s Chemistry 101, but in space," 26 Feb. 2018 Sign up for our daily newsletter and never miss our latest and greatest stories Science See how NASA tests a robotic gas station attendant for outer space. Sarah Scoles, WIRED, "Inside the Test Chamber for NASA's Astronaut Vehicle Double," 12 July 2018 Then her career took an unexpected turn—into outer space. James R. Hagerty, WSJ, "Constance Adams Helped Design Habitations for Mars-Bound Astronauts," 6 July 2018 Since the 1950s, the U.S. and Russia have been cooperating continuously in a four specific international spaces – the high seas, Antarctica, outer space and deep sea—and the mechanism for cooperation has consistently been science. Paul Arthur Berkman, Scientific American, "Could Science Diplomacy Be the Key to Stabilizing International Relations?," 12 June 2018 Ever since, these figures have been seen — boldly and yet barely — in a variety of settings: the artist’s studio, the hairdresser’s, parks, bedrooms, outer space. Dushko Petrovich, New York Times, "The New Face of Portrait Painting," 12 Feb. 2018

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.

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First Known Use of outer space

1842, in the meaning defined above

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Statistics for outer space

Last Updated

18 Oct 2018

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Time Traveler for outer space

The first known use of outer space was in 1842

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More Definitions for outer space

outer space


English Language Learners Definition of outer space

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

outer space


Kids Definition of outer space

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

More from Merriam-Webster on outer space

Nglish: Translation of outer space for Spanish Speakers

Comments on outer space

What made you want to look up outer space? Please tell us where you read or heard it (including the quote, if possible).


to reject or criticize sharply

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