·adj Projecting or impelling forward; as, a projectile force.
II. Projectile ·adj Caused or imparted by impulse or projection; impelled forward; as, projectile motion.
III. Projectile ·noun A body projected, or impelled forward, by force; especially, a missile adapted to be shot from a firearm.
IV. Projectile ·noun A part of mechanics which treats of the motion, range, time of flight, ·etc., of bodies thrown or driven through the air by an impelling force.