terminal velocity: Meaning and Definition of
- the velocity at which a falling body moves through a medium, as air, when the force of resistance of the medium is equal in magnitude and opposite in direction to the force of gravity.
- the maximum velocity of a body falling through a viscous fluid.
- the greatest speed that a rocket, missile, etc., attains after burnout or after leaving the barrel of a gun.
- the speed of a missile or projectile on impact with its target.