Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun cocytus
1 sense of cocytus
Sense 1
Cocytus, River Cocytus -- ((Greek mythology) a river in Hades that was said to be a tributary of the Acheron)
INSTANCE OF=> river -- (a large natural stream of water (larger than a creek); "the river was navigable for 50 miles")