projicient

Etymology
From, from.

Noun

 * 1)  Someone or something that launches a projectile.
 * 2) * 1662: Thomas Salusbury, Galileo's Dialogue Concerning the Two Chief World Systems (Dialogue Two)
 * The project separated from the projicient, continueth the motion by vertue impressed on it by the said projicient.

Adjective

 * 1) Of or relating to projicience.