View source for IGY

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'''IGY'''  may refer to:

*[[Immunoglobulin Y]] (IgY), a type of antibody found in birds but not mammals
*[[International Geophysical Year]] (I. G. Y.)
*"[[I.G.Y. (What a Beautiful World)]]", a 1982 song by Donald Fagen
*[[Israel Gay Youth]]
* [[Ingenuity (helicopter)]] (ICAO operator code: <code>IGY</code>), NASA defunct solar-powered autonomous drone helicopter on Mars

== See also ==
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* [[Iggy (disambiguation)]]
* [[IGI (disambiguation)]]
* [[IG (disambiguation)]]
* [[GY (disambiguation)]], for 1 Gy
* [[GM High Feature engine#LGY|GM ''LGY'' engine]]

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