: the Roman god of war compare ares
: the planet fourth in order from the sun and conspicuous for its red color see Planets Table

Examples of Mars in a Sentence

Recent Examples on the Web Think about life-changing collaborations like the International Space Station and global initiatives for lunar and Mars exploration. Shelli Brunswick, Forbes, 15 Feb. 2024 The mission—where space startup Intuitive Machines will transport scientific instruments for NASA and for commercial customers to the South Pole region of the moon—is a key moment for both U.S. space travel and specifically for Elon Musk, whose long-term vision for SpaceX is to send humans to Mars. Jessica Mathews, Fortune, 14 Feb. 2024 The research aims to learn more about how surgery might be conducted on long space missions that send humans to the moon, Mars or beyond, as well as on our home planet, where not everyone has access to a surgeon. Will Sullivan, Smithsonian Magazine, 14 Feb. 2024 The sentimental Moon then enters stubborn Taurus and squares both Pluto and Mars, potentially convincing us that our pain gives us the right to act without limits. Tarot.com, Baltimore Sun, 14 Feb. 2024 In her capacity as marketing director, a role she’s held since 2017, Vincent has worked campaigns for regional artists including Christopher, Gobs and Nicklas Sahl, among others, and also has assisted in global releases from the likes of Bruno Mars and Dual Lipa. Marc Schneider, Billboard, 9 Feb. 2024 The science fiction series For All Mankind, which recently wrapped up its fourth season on Apple TV+, explores an alternate timeline in which the United States and the Soviet Union establish a Mars colony in the 1990s. Geek's Guide To The Galaxy, WIRED, 9 Feb. 2024 The Perseverance Rover is collecting samples to learn more about Mars’ environment. Robert Patalano, Discover Magazine, 9 Feb. 2024 His client's list includes Merck, Janssen, Novartis, Bayer, Abbott, Anheuser-Busch, M&M Mars, Dunkin Brands, Staples, Bose, LG Mobile, IBM, Standard and Poor Global, PWC, Trip Advisor, Kayak. Kansas City Star, 22 Jan. 2024 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'Mars.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


Latin Mart-, Mars

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of Mars was in the 14th century

Dictionary Entries Near Mars

Cite this Entry

“Mars.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Mars. Accessed 23 Feb. 2024.

Kids Definition


: the planet fourth in order from the sun see planet

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