Projectile (noun)

1. An object or device that is projected, thrown, or launched, such as a bullet, rocket, or missile.
2. An object moving under the force of gravity or propulsion, such as a stone or arrow.
3. Any object moving through space or air.

Origin:

From latin projectilis, from proicere "to throw forward".

Examples:

1. The soldier fired a projectile from his rifle.
2. The volcano erupted, sending projectiles of hot ash into the sky.
3. The projectile was launched into orbit by the rocket.
4. The archer released the projectile, sending the arrow flying towards the target.
5. The child threw a projectile, a small stone, at the window.