Plural of mare; large, dark, basaltic plains on the Moon and other planetary bodies, formed by ancient volcanic eruptions.
The lunar maria are visible with binoculars, dark spots on the Moon.
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Scientists study the composition of maria to understand lunar volcanic history, like maria's origin.
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Frequently Asked Questions
The phonetic transcription of "maria" is /məˈriːə/ in British English and /məˈriːə/ in American English. Click the 🔊 button to hear both pronunciations.
Example usage of "maria": "The lunar maria are visible with binoculars, dark spots on the Moon.". More examples on the page.