title: ZW
text: # ZW
  
  ZW or zw may refer to:
  
  * ZW sex-determination system, chromosomal in birds and some species of reptile, fish, and insect
     * ZW, heterogametic female designation under this system
  * Air Wisconsin (IATA airline designator), a US airline
  * Zettawatt (ZW), an SI unit of power
  * Zimbabwe (ISO 3166-1 alpha-2 country code ZW)
     * .zw, the country code top level domain (ccTLD) for Zimbabwe
  * Zulte-Waregem, Belgian association football club
  