Template:Sister project Fy or FY may refer to:
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AerospaceEdit
- Convair XFY Pogo, an experimental aircraft
- Fengyun, a series of Chinese weather satellites
- Firefly (airline), Malaysia (IATA code:
FY)
PlacesEdit
- FY postcode area, England
- North Macedonia (NATO country code:
FY) - Fengyang, China
ScienceEdit
- Yield strength, of a material
- Duffy antigen system (International Society for Blood Transfusion code:
FY), a classification of human blood groups - Feynmanium, or untriseptium
Other usesEdit
- Fushigi Yûgi, a manga (1991–1996)
- Fiscal year, in business
- West Frisian language, spoken in the Netherlands (ISO 639-1:
fy)