Mare Erythraeum: Meaning and Definition of

Ma're Er•y•thrae'um

Pronunciation: (er"i-thrē'um), [key]
  1. (Red Sea) an area in the southern hemisphere of Mars, appearing as a dark region when viewed telescopically from the earth.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.