1. (Greek mythology) a maiden seduced by Zeus; when Hera was about to discover them together Zeus turned her into a white heifer 
2. The closest of Jupiter's moons; has active volcanoes

Derived forms: Ios

Type of: Galilean, Galilean satellite, maid, maiden

Encyclopedia: Io Io, Norway

• undramatic
• undramatically
• undrape
• undraped
• undrawn
• undreamed
• undreamed of
• undreamt
• undreamt of
• undress
• undressed
• undried
• undrinkable
• Undset
• undue
• undulant
• undulant fever
• undulate
• undulation
• undulatory
• undulatory theory
• unduly
• undutiful
• undutifulness
• undyed