Zi

ZI or Zi can mean:
* Zi (Go), a Chinese unit of measuring the score in the game of Go (Wéiqí)
* Zi (Zoids), The planet on which the Zoids fictional universe is set
* ZI, the IATA airline designator for Aigle Azur in France
* Zi, FIPS PUB 10-4 territory code for Zimbabwe
* Zi, A compiler setting for Microsoft Visual C++, to allow "Edit-and Continue" debugging [http://msdn2.microsoft.com/en-us/library/958x11bc.aspx]
* Zi, One form of Chinese style name, also known as a courtesy name.
* Zi, an abbreviation for the Institute of Electrical and Electronics Engineers prefix zebi which represents 2⁷⁰.
* Zi, one of the two animated characters in the comic series Pon and Zi created by Jeff "Azuzephre" Thomas
* 'Zone Industrielle', a term for industrial districts in France
* Zone of Interior in official United States Army documents in reference to the continental United States during the Second World War. Also known as the American Theater.Fact|date=August 2008 After the Second World War the term 'CONUS' came into use.