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I.O.

1 American  
Or IO,

abbreviation

  1. indirect object.


io 2 American  
[ee-oh] / ˈi oʊ /
Or 'io

noun

PLURAL

ios
  1. a small, solitary hawk, Buteo solitarius, having two plumage phases and breeding only on the Island of Hawaii, where it is a rare species and the only indigenous bird of prey: classified as near threatened.


Io 3 American  
[ahy-oh, ee-oh] / ˈaɪ oʊ, ˈi oʊ /

noun

PLURAL

Ios
  1. Io moth.


Io 4 American  
Symbol, Chemistry.
  1. ionium.


Io 5 American  
[ahy-oh, ee-oh] / ˈaɪ oʊ, ˈi oʊ /

noun

  1. Classical Mythology.  a woman who, being loved by Zeus, was transformed into a white heifer and was, at the wish of Hera, first guarded by Argus and later pursued through the world by a gadfly until she reached Egypt, where she resumed her true shape: identified by the Egyptians with Isis.

  2. Astronomy.  a large volcanically active moon of the planet Jupiter.


Io. 6 American  

abbreviation

  1. Iowa.


I/O 7 American  
Io 1 British  

symbol

  1. ionium

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

io 2 British  

abbreviation

  1. British Indian Ocean Territory

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Io 3 British  
/ ˈaɪəʊ /

noun

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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

I/O 4 British  

abbreviation

  1. input/output

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Io 5 British  
/ ˈaɪəʊ /

noun

  1. Greek myth a maiden loved by Zeus and turned into a white heifer by either Zeus or Hera

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Io Scientific  
/ īō,ēō /
  1. One of the four brightest satellites of Jupiter and the fifth in distance from the planet. It was first sighted by Galileo.

  2. See Note at moon


Etymology

Origin of io

From Hawaiian ʿio

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

We were getting ready to put it out in I/O and talk about it.

From New York Times

The 2020 Mac Mini, though it did have two USB-As, was a significant I/O downgrade from previous Mac Mini models.

From The Verge

Google’s Project Jacquard touch-sensitive fabric technology, first revealed at Google I/O in 2015, now has a way for interested third-party developers to integrate the tech with their own software via the new Jacquard SDK.

From The Verge

Its front I/O has a headphone jack and a lone USB-C port.

From The Verge

A recent study by I&O Research found around a third of cafes and restaurants in the Netherlands were not scanning the coronapasses.

From BBC