# Io

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> Markdown URL: https://mediated.wiki/source/Io.md
> Source: https://en.wikipedia.org/wiki/Io
> Source revision: 1344604226
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{{distinguish|text=[I0 (disambiguation)](/source/I0_(disambiguation)) (the letter I followed by zero)}}
{{wiktionary|-io|IO|Io|io}}

'''Io''' most commonly refers to:
* [Io (moon)](/source/Io_(moon)), a moon of Jupiter
* [Io (mythology)](/source/Io_(mythology)), daughter of Inachus in Greek mythology, and lover of Zeus who was turned into a heifer
<!--Organized per [WP:LONGDAB](/source/WP%3ALONGDAB)-->
{{tocright}}
'''Io''', '''IO''', '''iO''', '''I/O''', '''i/o''', or '''i.o.''' may also refer to:

==Arts, entertainment and media==
===Fictional elements===
*Io, one of DC Comics' [Amazons](/source/Amazons_(DC_Comics))
*[Scylla Io](/source/Scylla_Io), one of Poseidon's Marine Generals in the ''Saint Seiya'' series
*A [''Dungeons & Dragons'' dragon deity](/source/List_of_Dungeons_%26_Dragons_dragon_deities)
*Io Otonashi, a main character in the Japanese manga series ''[Place to Place](/source/Place_to_Place)'' (''Acchi Kocchi'')
*Io Nitta, a character in the game ''[Shin Megami Tensei: Devil Survivor 2](/source/Shin_Megami_Tensei%3A_Devil_Survivor_2)''

===Gaming===
*''iO'', a 2014 video game by [Gamious](/source/Gamious)
*[IO Interactive](/source/IO_Interactive), a Danish computer game developer

===Music===
*[IO (German band)](/source/IO_(German_band)), a German band
*[Io (English band)](/source/Io_(English_band)), an English band
*[I_o (musician)](/source/I_o_(musician)), an American DJ and record producer (1990–2020)
*[''i/o'' (Peter Gabriel album)](/source/i%2Fo_(Peter_Gabriel_album)), 2023

===Theatre and opera===
*[''Io'' (opera)](/source/Io_(opera)), an unfinished ''acte de ballet'' (opera) by Jean-Philippe Rameau
*[iO Theater](/source/iO_Theater) (ImprovOlympic), a theater in Chicago, Illinois, dedicated to improvisational comedy
*[IO West](/source/IO_West), a Los Angeles theater associated with the Chicago iO

===Other uses in arts, entertainment and media===
*[''EO''](/source/EO_(film)) (original Polish title: ''IO''), a 2022 Jerzy Skolimowski film
*[''Io'' (film)](/source/Io_(film)), a 2019 Netflix film
*[iO Digital Cable Service](/source/iO_Digital_Cable_Service), a service offered by Cablevision
*''[International Organization](/source/International_Organization)'', a peer-reviewed journal that covers the entire field of international affairs

==Business and economics==
*[Industrial and organizational psychology](/source/Industrial_and_organizational_psychology), the field of psychology that studies work, academic, and other organizational issues
*[Industrial organization](/source/Industrial_organization), the field of economics that studies the strategic behavior of firms, the structure of markets and their interactions
*[Insertion order](/source/wiktionary%3Ainsertion_order), a business document specifying the inventory goal of an advertising campaign
*[Integrated operations](/source/Integrated_operations), a term used in the petroleum industry describing new work processes and ways of working that have been facilitated by modern information and communication technologies
*Interest-only, a type of [collateralized mortgage obligation](/source/collateralized_mortgage_obligation) (CMO) or mortgage-backed security

==Language==
*[i.o.](/source/i.o.), ''{{lang|la|in illo ordine}}'', Latin phrase meaning "respectively" ("in that order")
*[Io (princely title)](/source/Io_(princely_title)), a particle of a title used by Moldavian and Wallachian Princes-regnant
*[Ido language](/source/Ido_language) (ISO 639-1 language code IO), a constructed language
*[Indirect object](/source/Indirect_object), the object that is the recipient of an action (by a verb)
*[Yo](/source/Yo_(Cyrillic)), also referred to as Io

==Mythology==
*[Io (mythology)](/source/Io_(mythology)), daughter of Inachus in Greek mythology, and lover of Zeus who was turned into a cow
*Io, an alternate spelling of the nereid [Ino](/source/Ino_(Greek_mythology)), later known as Leukothea, who in the Odyssey gave Odysseus a veil that allowed him to breathe underwater
*[Io Matua Kore](/source/Io_Matua_Kore), in some Māori traditions the supreme god

==People==
*{{Nihongo|[Io Murota](/source/Io_Murota)|室田 伊緒||born 1989}}, Japanese shogi player
*{{Nihongo|[Io Sakisaka](/source/Io_Sakisaka)|咲坂 伊緒}}, Japanese manga artist 
*[Io Shirai](/source/Io_Shirai) (born 1990), Japanese professional wrestler
*{{Nihongo|[Iou Kuroda](/source/Iou_Kuroda)|黒田 硫黄||born 1971}}, Japanese manga artist
*[iO Tillett Wright](/source/iO_Tillett_Wright) (born 1985), American artist, director, photographer, writer, film maker, activist, and actor
* Jean-Paul Appel, also known as Io, leader of the UFO religion [Siderella](/source/Siderella)

==Places on Earth==
*[British Indian Ocean Territory](/source/British_Indian_Ocean_Territory), ISO 3166-1 alpha-2 code
*[Io (island)](/source/Io_(island)), an uninhabited islet near Crete, Greece
*[Io, Norway](/source/Io%2C_Norway), a village in Alver, Norway
*[Mount Iō (disambiguation)](/source/Mount_I%C5%8D_(disambiguation)), name of several mountains in Japan
*[Indian Ocean](/source/Indian_Ocean)

==Science and technology==
===Astronomy===
*[85 Io](/source/85_Io), an asteroid

===Biology and medicine===
*[''Io'' (gastropod)](/source/Io_(gastropod)), a genus of freshwater snail in the family Pleuroceridae
*[''Io'' (plant)](/source/Io_(plant)), a genus of plant in the tribe [Senecioneae](/source/Senecioneae)
*''[Automeris io](/source/Automeris_io)'', a moth species in North America
*''[Aglais io](/source/Aglais_io)'', the European peacock butterfly
*[Intraosseous infusion](/source/Intraosseous_infusion), the medical process of introducing medication directly into the bone marrow
*[Hawaiian hawk](/source/Hawaiian_hawk) ({{langx|haw|{{okina|link=no}}io|links=no}})
*[Immuno-oncology](/source/Cancer_immunotherapy), another term for cancer immunotherapy

===Computing===
*[.io](/source/.io), the Internet country code top-level domain (ccTLD) for the British Indian Ocean Territory
*[Io (programming language)](/source/Io_(programming_language)), a pure object-oriented programming language
*[IO.SYS](/source/IO.SYS), a system file in Microsoft DOS and Windows 95, 98 and ME
*[Indistinguishability obfuscation](/source/Indistinguishability_obfuscation), a cryptographic tool to obscure computer code
*[Input/output](/source/Input%2Foutput), the collection of interfaces that different functional units of an information processing system use to communicate with each other

===Other uses in science and technology===
*[Ionium](/source/Ionium) (symbol Io), a claimed chemical element that was later realized to be thorium-230
*[Iodine monoxide](/source/Iodine_monoxide) (symbol IO)
*[Image orthicon tube](/source/Image_orthicon_tube), a TV camera used between 1946 and 1968
*Infinitely often, a mathematics term sometimes written "i.o."; see an example in [set-theoretic limit](/source/set-theoretic_limit)

==Other uses==
*[io (company)](/source/io_(company)), an artificial intelligence hardware company
*[Bureau of International Organization Affairs](/source/Bureau_of_International_Organization_Affairs), in the U.S. Department of State
*[Government Printing Bureau (Macau)](/source/Government_Printing_Bureau_(Macau)), known in Portuguese as the ''Imprensa Oficial'' or "IO"
*[Indonesian Airlines](/source/Indonesian_Airlines) (IATA airline designator IO)
*Investigating Officer, a member of [law enforcement in the United Kingdom](/source/law_enforcement_in_the_United_Kingdom) who heads an investigation
*[Mitsubishi Pajero iO](/source/Mitsubishi_Pajero_iO), a mini SUV model produced by Mitsubishi Motors
*[IO (Oral-B)](/source/IO_(Oral-B)), a series of electric toothbrushes by Oral-B

==See also==
*[Ю](/source/%D0%AE) or yu, a Cyrillic letter
*[I/O (disambiguation)](/source/I%2FO_(disambiguation))
*[IOS (disambiguation)](/source/IOS_(disambiguation))
*[I0 (disambiguation)](/source/I0_(disambiguation)) (the letter "I" followed by the digit "0")
*[10 (disambiguation)](/source/10_(disambiguation)) (the digit "1" followed by the digit "0")
*[1O (disambiguation)](/source/1O_(disambiguation)) (the digit "1" followed by the letter "O")

{{Disambiguation|geo|given name}}

Category:Japanese feminine given names
Category:Feminine given names

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Adapted from the Wikipedia article [Io](https://en.wikipedia.org/wiki/Io) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Io?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.
