MARE UNDARUM
Meaning of MARE UNDARUM in English
/un dahr"euhm/
( Sea of Waves ) a dark plain in the first quadrant of the face of the moon: about 4800 sq. mi. (12,000 sq. km).
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012