io

noun

1. (abbreviation, alt-of, countable, initialism, uncountable)Initialism of input and output.
2. (abbreviation, alt-of, countable, initialism, uncountable)Initialism of indirect object.
3. (abbreviation, alt-of, countable, initialism, uncountable)Initialism of intelligence officer.
4. (abbreviation, alt-of, countable, initialism, uncountable)Initialism of incident officer.
5. (Singapore, abbreviation, alt-of, countable, initialism, uncountable)Initialism of investigation officer.
6. (abbreviation, alt-of, countable, initialism, uncountable)Initialism of international organization.
7. A type of moth, the io moth.

   “These lines appear to serve as roadways or guides to any stragglers that may have hung back for some reason known only to an io.”

adj

1. (abbreviation, alt-of)Abbreviation of intraosseous.

intj

1. (rare)An exclamation of joy or triumph.

   “Do as thou wilt, as a great god can, O Pan! Io Pan! Io Pan! Io Pan Pan! I am awake In the grip of the snake.”

name

1. (Greek)The daughter of Inachus river god, and a lover of Zeus, turned by the latter into a heifer.
2. A moon of Jupiter, known for its volcanic activity, peppered with about 400 active volcanoes.

   “Another whisper, sir, near Io. We have probes en route.”

3. 85 Io, a main belt asteroid; the asteroid shares its name with the Jovian moon