aerostatical,a.|ˌɛərəʊˈstætɪkəl| [f.prec. + -al1.] Of or pertaining to aerostatics. 1685in Phil.Trans. XV. 996 Thus we have an Intelligible and Aëro Statical account of the ascent of Vapours.1861P. d'Amecourt Brit. Pat. 1929, My aerostatical apparatus (which I intend denominating aeronef or helicoptere).