Hy

• Hy (programming language), a Lisp dialect for Python
• HY (satellite), a series of Chinese marine remote sensing satellites
• H-Y antigen, a male tissue specific antigen

• HY (band), a Japanese band
• Hy (island), a pre-Christian and early Christian name for the Scottish island Iona
• Hy (name), a given name, nickname, or surname
• hy (company), South Korean food company
• Armenian language (ISO 639-1 language code: hy)
• Uzbekistan Airways (IATA code: HY), the national airline of Uzbekistan

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• HY-80, a type of alloy steel
• HY-124798, a chemical compound
• HY Velorum, a binary star system
• Hy-V, a flight experiment research project
• HY1935 bayonet, a Chinese infantry weapon
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• HYS (disambiguation)
• HI (disambiguation)
• High (disambiguation)

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