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n. Greek Mythology
A sea god, son of Oceanus and Gaea and father of the Nereids.
(Classical Myth & Legend) Greek myth a sea god who lived in the depths of the sea with his wife Doris and their daughters the Nereides
Ne•re•us(ˈnɪər i əs, ˈnɪər yus)
(in Greek myth) a sea god, the father of the Nereids.