I0 (the letter "I" followed by the digit "0", zero) may refer to.
In economics, inflation is a sustained increase in price level of goods and services in an economy over a period of time.
An iron is a type of club used in the sport of golf to propel the ball towards the hole.
A syllable is a unit of organization for a sequence of speech sounds.
In mathematics, a zero element is one of several generalizations of the number zero to other algebraic structures.
Zero Install is a means of distributing and packaging software for multiple operating systems (Linux and Unix-like, macOS, and Windows).