Mare Humorum

[ hyoo-mer-uhm, hyoo-mawr-, -mohr- ]

noun

1. ( Sea of Moisture ) a dark plain in the third quadrant of the face of the moon: about 45,000 sq. mi. (117,000 sq. km).

Example Sentences

Toward the southeast appears the notably dark, rounded area of the Mare Humorum inclosed by highlands and rings.

From Project Gutenberg

Vitello has a bright central mountain and gains conspicuousness from its position at the edge of the dark Mare Humorum.

From Project Gutenberg

Mersenius is a very conspicuous ring, forty miles in diameter, east of the Mare Humorum.

From Project Gutenberg