Main Entry: aero·nau·tics

Pronunciation: \ˌer-ə-ˈnȯ-tiks, -ˈnä-\

Function: noun plural but singular in construction

Date: circa 1824

1 : a science dealing with the operation of aircraft
2 : the art or science of flight

— aero·nau·ti·cal \-ti-kəl\ also aero·nau·tic \-tik\ adjective

— aero·nau·ti·cal·ly \-ti-k(ə-)lē\ adverb