1.Definition: (Greek mythology) a woman transformed into a Gorgon by Athena; she was slain by Perseus

Category: People

2.Definition: one of two forms that coelenterates take: it is the free-swimming sexual phase in the life cycle of a coelenterate; in this phase it has a gelatinous umbrella-shaped body and tentacles

Related Noun(s):medusan

Category: Animals