Mare Acidalium

American  

[mahr-ey as-i-dal-ee-uhm, mair-ee] / ˈmɑr eɪ ˌæs ɪˈdæl i əm, ˈmɛər i /

noun

1. (Sea of Venus ) an area in the northern hemisphere of Mars, appearing as a dark region when viewed telescopically from the earth.

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Example Sentences

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Mare Acidalium

This last is ordinarily separated from the Mare Acidalium by means of an isthmus or regular dam, of which the continuity was only seen to be broken once for a short time in 1888.

From The Certainty of a Future Life in Mars by Gratacap, L. P.

To the system of the Mare Acidalium undoubtedly belong the temporary lake called Lacus Hyperboreus and the Lacus Niliacus.

From The Certainty of a Future Life in Mars by Gratacap, L. P.

This produces in these regions very extensive lakes, such as that designated upon the map by the name of Lacus Hyperboreus; the neighboring interior sea called Mare Acidalium becomes more black and more conspicuous.

From The Certainty of a Future Life in Mars by Gratacap, L. P.