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Martian

American  
[mahr-shuhn] / ˈmɑr ʃən /

adjective

  1. of, relating to, or like the planet Mars or its hypothetical inhabitants.


noun

  • Martians
    plural
  1. a supposed inhabitant of the planet Mars.

    The science-fiction novel was about the invasion of our planet by Martians.

Martian British  
/ ˈmɑːʃən /

adjective

  1. of, occurring on, or relating to the planet Mars

"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

noun

  1. an inhabitant of Mars, esp in science fiction

"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

Other Word Forms

Derived Forms

Inflected Forms

Nouns


Etymology

Origin of Martian

1350–1400; Middle English marcien < Latin Mārti ( us ) of, belonging to Mars ( see March) + -an


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.

See Examples For:

The mission is scheduled to launch at the end of October 2026, with the goal of collecting material from the Martian moon and bringing it back to Earth.

From Science Daily ● Oct. 24, 2026

Known as AutoNav, the technology allows the rover to navigate much of the Martian landscape without waiting for detailed driving instructions from Earth.

From Science Daily ● Oct. 21, 2026

The mission -- which aims to be the first round trip to the Martian region -- is a collaboration with US and European space agencies, as well as numerous universities and tech companies.

From Barron's ● Oct. 19, 2026

It will attempt to return Martian material to Earth in 2031.

From BBC ● Oct. 18, 2026

At the end of the year, newspaper editors and press groups listed the Martian broadcast among 1938’s biggest news stories.

From "Spooked!" by Gail Jarrow

“The first new Martians in at least a billion years,” he observes, “are not biological; they are robotic.”

From The Wall Street Journal ● Jan. 9, 2026

Quirk was always a few covers away: The Day The Martians Landed, screamed one headline, with two alien spaceships looming dramatically; or ESP: Fact Or Fiction, as part of a series of "eternal controversies".

From BBC ● Dec. 27, 2023

Wells published “The War of the Worlds” in which Martians — “intellects vast and cool and unsympathetic” — mount an attack on Earth, specifically against England and the towns and country Wells knew intimately.

From Los Angeles Times ● Oct. 30, 2023

Belief in Martians sprang in large part from a wealthy amateur astronomer, Percival Lowell, who built the observatory that still bears his name.

From Scientific American ● Aug. 25, 2023

“It was. I’d like to show you how the Martians did it.”

From "The Martian Chronicles" by Ray Bradbury

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