IO

IO may refer to:An abbreviationI.O., a theater in Chicago, Illinois dedicated to improvisational comedyIndustrial organization, the field of economics that studies the strategic behavior of firms, the structure of markets and their interactionsInput/output, the collection of interfaces that different functional units of an information processing system use to communicate with each otherInternational Operations, a fictional American Intelligence Agency in Wildstorm comicsInternational Organization, a peer-reviewed journal that covers the entire field of international affairsIntraosseous infusion, the medical process of introducing medication directly into the bone marrow.IO Interactive, a Danish computer game developeriO Digital Cable, a service offered by Cablevision.Investigating Officer, a police officer usually from CID but of any rank, who heads an investigationInterest Only, a type of Collateralized Mortgage Obligation(CMO)
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Io or io has several meanings: May refer to :Io (mythology), daughter of Inachus in Greek mythologyIo (moon), a moon of JupiterIo Matua Kore, in some Māori traditions the supreme godBlind Io, the current king of the gods in Terry Pratchett's Discworld series of fantasy novelsIo (Dungeons & Dragons), the chief deity worshipped by dragons in the Dungeons & Dragons role-playing game
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.io is the Internet country code top-level domain (ccTLD) for the British Indian Ocean Territory.Internationalized domain names may also be registered (see details).
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pron. I, first person pronoun used to designate one's self

n. ego, the "I" part of the psyche

n. under instruction, by mandate

(n.)
An exclamation of joy or triumph; -- often interjectional.