ballistics

n. study of the motion of projectiles (missiles, rockets, etc.)

Ballistics (gr. ba'llein, "throw") is the science of mechanics that deals with the motion, behavior, and effects of projectiles, especially bullets, gravity bombs, rockets, or the like; the science or art of designing and accelerating projectiles so as to achieve a desired performance.
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Noun
1. the trajectory of an object in free flight
(synonym) ballistic trajectory
(hypernym) trajectory, flight
2. the science of flight dynamics
(hypernym) dynamics, kinetics

(n.)
The science or art of hurling missile weapons by the use of an engine.
  

The science or art that deals with the motion, behaviour, appearance, or modification of missiles or other vehicles acted upon by propellants, wind, gravity, temperature, or any other modifying substance, condition, or force. 1/12/74

Science du mouvement des projectiles. 1/12/74