bəˈlistiks, -ēks also ba- noun plural
1.
a. usually singular in construction : the science of the motion of powder-propelled projectiles in flight — compare exterior ballistics , interior ballistics
b. sometimes singular in construction : the characteristics of flight of a projectile
c. sometimes singular in construction : the firing characteristics of a firearm or cartridge
2. usually singular in construction : the cardiac movements involved in the forcing of blood into the arteries and the bodily recoil movements that maintain adjustment within the body