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 (ī′ō, ē′ō)
1. Greek Mythology A maiden who was loved by Zeus and transformed by Hera into a heifer.
2. One of the four brightest satellites of Jupiter. It was first sighted by Galileo.

[Latin Īō, from Greek.]


the internet domain name for
(Computer Science) British Indian Ocean Territory


(Classical Myth & Legend) Greek myth a maiden loved by Zeus and turned into a white heifer by either Zeus or Hera


(Celestial Objects) the innermost of the four Galilean satellites of Jupiter, displaying intense volcanic activity. Diameter: 3640 km; orbital radius: 422 000 km


the chemical symbol for
(Elements & Compounds) ionium


(ˈaɪ oʊ, ˈi oʊ)

1. (in Greek myth) a woman loved by Zeus and changed by him into a heifer, which Hera claimed and put under Argus' guardianship.
2. a large volcanically active moon of Jupiter.




Computers. input/output.


or i.o.,

indirect object.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Io - (Greek mythology) a maiden seduced by ZeusIo - (Greek mythology) a maiden seduced by Zeus; when Hera was about to discover them together Zeus turned her into a white heifer
Greek mythology - the mythology of the ancient Greeks
2.Io - the closest of Jupiter's moons; has active volcanoes
References in periodicals archive ?
When Lawrence Ragland was looking to expand his real estate holdings, he used funds he obtained from a cash-out option on a five-year interest-only loan.
The high-yield regular interest rules allow a FASIT to issue interest-only (IO) strips, etc.
Recognition of Impairment for an Investment in a Collateralized Mortgage Obligation Instrucment or in a Mortgage-Backed Interest-Only Certificate
Interest-only mortgages are currently a great source of industry and media attention.
In mid-1988, the Financial Accounting Standards Board's emerging issues task force began to address allocating the cost basis of a loan between the interest-only (10) strip of the loan sold and the principal only (PO) portion retained.
20,000,000(1) class S fixed rate interest-only notes due 2011 'AAA';
8% of the mortgage loans have interest-only payments scheduled, with principal and interest payments beginning on the first interest-rate adjustment date.
78% of the mortgage loans in pool I have interest-only payments for a period of three years and 10 years, respectively, following the origination of the loan.