martian

adjective

mar·​tian ˈmär-shən How to pronounce martian (audio)
variants often Martian
: of or relating to the planet Mars or its hypothetical inhabitants
martian noun
often Martian

Examples of martian in a Sentence

Recent Examples on the Web
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The Russians believe the drones use a mesh radio, so each Martian acts as a relay for other drones, creating a covert communications network behind Russian lines. David Hambling, Forbes.com, 22 May 2026 Psyche’s magnetometer may have detected a signature of the solar wind interacting with Mars’ upper atmosphere or its remnant magnetic field, and its spectrometers were tuned to measure the chemical composition of the Martian surface underneath the spacecraft’s flight path. Stephen Clark, ArsTechnica, 20 May 2026 Stunning new images from Europe's Mars Express orbiter reveal a rugged Martian landscape carved by catastrophic floods that once tore across the Red Planet billions of years ago. Samantha Mathewson, Space.com, 15 May 2026 The vehicle, which already capture a glimpse of Mars on its approach, will pass 2,800 mile above the Martian surface. Eric Lagatta, USA Today, 15 May 2026 See All Example Sentences for martian

Word History

First Known Use

1880, in the meaning defined above

Time Traveler
The first known use of martian was in 1880

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Cite this Entry

“Martian.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/martian. Accessed 29 May. 2026.

Kids Definition

Martian

adjective
Mar·​tian
ˈmär-shən
: of or relating to the planet Mars or its supposed inhabitants
Martian noun

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