Io

noun

1. (Greek mythology) a maiden seduced by Zeus; when Hera was about to discover them together Zeus turned her into a white heifer

• Topics: ↑Greek mythology

• Instance Hypernyms: ↑maid, ↑maiden

2. the closest of Jupiter's moons; has active volcanoes

• Instance Hypernyms: ↑Galilean satellite, ↑Galilean