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Definition of River Lethe
1. Noun. (Greek mythology) a river in Hades; the souls of the dead had to drink from it, which made them forget all they had done and suffered when they were alive. 
Exact synonyms: Lethe
Group relationships: Hades, Hell, Infernal Region, Netherworld, Scheol, Underworld
Category relationships: Greek Mythology
Generic synonyms: River
Group relationships: Hades, Hell, Infernal Region, Netherworld, Scheol, Underworld
Category relationships: Greek Mythology
Generic synonyms: River



