1824, from aeronautic (1784), from French a
the idea and practice of navigation through air or space
- The science or art of ascending and cruising into the air, as in the shape of a balloon; aerial navigation; ballooning.
(n.) The technology or art of ascending and sailing in the air, as through a balloon; aerial navigation; ballooning.
In aeronautics he succeeded in demonstrating the practicability of mechanical flight.