Hy or HY may refer to:

Science and technology

  • 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

Other uses

  • 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

See also

  • 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
  • HYS (disambiguation)
  • HI (disambiguation)
  • High (disambiguation)