Of or relating to the planet Mars or its hypothetical inhabitants.
A hypothetical inhabitant of the planet Mars, especially as a stock fictional character.
[Middle English marcien, from Latin Mārtius, from Mārs, Mārt-, Mars.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
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