/preuh jek"til, -tuyl/ , n.
1. an object fired from a gun with an explosive propelling charge, such as a bullet, shell, rocket, or grenade.
2. a body projected or impelled forward, as through the air.
adj.
3. impelling or driving forward, as a force.
4. caused by impulse, as motion.
5. capable of being impelled forward, as a missile.
6. Zool. protrusile, as the jaws of a fish.
[ 1655-65; projectilis (adj.) projecting. See PROJECT, -ILE ]