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Definition of mars

mars

/mɑːrz/
mars
Adjective:Martian
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mars Lexical Profile

mars Game Scores & Validity

• noun

1

The fourth planet from the Sun in the Solar System and the second-smallest planet, characterized by a thin atmosphere and a reddish appearance caused by iron oxide on its surface.

Example

"Space agencies have sent numerous robotic rovers to explore the rocky surface of Mars for signs of ancient water."

2

In ancient Roman religion and mythology, the god of war and an agricultural guardian, identified with the Greek god Ares.

Example

"Ancient Roman generals frequently dedicated temples and spoils of battle to Mars."

Synonyms
View all synonyms for mars

• Rhymes for mars

• Nearby Words

marrowbones
marrubium
marry
mars
marsala
marseille
marseilles

Word Origin & Etymology

Borrowed from Latin 'Mars' (genitive 'Martis'), derived from Old Latin 'Mavors', the name of the ancient Roman god of war and agricultural guardian; the planet was so named in antiquity due to its blood-red appearance in the night sky.

Cite this Entry

Wordmom. (2026). Definition of Mars. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/mars
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