Im·mel·mann noun \ˈi-məl-mən\
: a maneuver in which an airplane reverses direction by executing half of a loop upwards followed by half of a roll —called also Immelmann turn
Origin of IMMELMANN
First Known Use: 1917
Im·mel·mann biographical name \ˈi-məl-ˌmän, -mən\
Max 1890–1916 Ger. aviator
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