Io

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Look up Io or io in Wiktionary, the free dictionary.

Io or io or i.o. may refer to:

• "illi ordo"
• 85 Io, an asteroid
• Io, an unfinished actes de ballet of Jean-Philippe Rameau
• IO (band), a German band
• Io (English band), an English band
• Io (genus), a genus of freshwater snail in the family Pleuroceridae
• Io Matua Kore, in some Māori traditions the supreme god
• Io (moon), a moon of Jupiter
• Automeris io, a moth species in North America
• Io (mythology), daughter of Inachus in Greek mythology, and wife of Zeus
• The Hawaiian Hawk's local name
• Io (voievodal title particle), a particle of a title used by Romanian royalty from Moldavia and Walachia
• Iwo Jima, a volcanic island in Japan
• The ISO 639-1 language code for Ido, a constructed language

In modern fiction:

• Blind Io, the current king of the gods in Terry Pratchett's Discworld series of fantasy novels
• Io (Dungeons & Dragons), the chief deity worshipped by dragons in the Dungeons & Dragons role-playing game
• Io (Babylon 5), a space station in the science fiction television show Babylon 5

In technology:

• The IO.SYS file in DOS and Windows 95, 98 and ME
• Io (programming language), a pure object-oriented programming language
• iO Digital Cable Service, a digital cable service offered by Cablevision
• Mitsubishi Pajero iO, a mini SUV produced by Mitsubishi Motors
• Input/output, communication between information processing systems

See also

• IO
• .io
• IiO
• ImprovOlympic

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