aero·stat·ics | \ˌer-ō-ˈsta-tiks \

Definition of aerostatics 

: a branch of statics that deals with the equilibrium of gaseous fluids and of solid bodies immersed in them

First Known Use of aerostatics

1784, in the meaning defined above

History and Etymology for aerostatics

aerostatic "of aerostatics, pneumatic" (borrowed from New Latin aërostaticus, from aëro- aero- + -staticus, in hydrostaticus hydrostatic) + -ics

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The first known use of aerostatics was in 1784

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