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


Scrabble Score: 2

io is not valid in Scrabble (US) TWL Dictionary

io is not valid in Scrabble (MW) Merriam-Webster Dictionary

io is a valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 2

io is a valid Words With Friends word