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

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 Project Gutenberg

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 Project Gutenberg

Thus all the islands scattered through the Mare Australe and the Mare Erythræum belong to this category; so, too, the long peninsula called Deucalionis Regio and Pyrrhae Regio, and in the vicinity of the Mare Acidalium the regions designated by the names of Baltia and Nerigos.

From Project Gutenberg

The continents form in the northern hemisphere a nearly continuous mass, the only important exception being the great lake called the Mare Acidalium, of which the extent may vary according to the time, and which is connected in some way with the inundations which we have said were produced by the melting of the snow surrounding the north pole.

From Project Gutenberg

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

From Project Gutenberg