Mare Serenitatis
[ suh-ren-i-tah-tis ]
noun
(Sea of Serenity) a dark plain in the first quadrant of the face of the moon: about 120,000 sq. mi. (310,000 sq. km).
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use Mare Serenitatis in a sentence
The Mare Serenitatis is encircled by mountain ranges to a greater extent than any of the other lunar "seas."
Pleasures of the telescope | Garrett ServissThey border the dark, oval plain of the Mare Serenitatis on its northeastern side.
Pleasures of the telescope | Garrett ServissMount Argus, at the southwest corner of the Mare Serenitatis, is a very wonderful object when the sun has just risen upon it.
Pleasures of the telescope | Garrett ServissThere, they wrinkled whole seas, for instance, Mare Serenitatis.
All Around the Moon | Jules Verne
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