An act of flight.
The action of sustained hydrodynamic lift on hydrofoils lifting the vessel hull lifted out of the water, for sustained motion across water.
The action or process of sustained motion through the air.
That flies or can fly.
Not secured by yards.
Capable of foiling.
Capable of speed
Designating a cattle brand consisting of a letter extended on both sides with tilde-like curved lines.
Brief or hurried.
An aircraft that can travel at the speed of sound.
Ultrasonic, having a frequency too high to be audible.
Greater than the speed of sound (in the same medium, and at the same temperature and pressure).