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1.
The river of lamentation, one of the five rivers of Hades in classical mythology; later adapted by Dante as the ninth and lowest circle of Hell.
At the center of the eighth circle is a deep well, at the bottom of which is found the ninth circle, known as Cocytus.
by Anthony Brancato April 19, 2003
 
2.
The lowest level in hell, where people are permanently frozen in ice.
by dj gs68 October 24, 2003