Catapult Crossword

is derived from the Greek prefix kata denoting downward motion
ruler of the Greek colony of Syracuse, Sicily
belly bow
made of two independent lateral arms connected by a bowstring at the outer ends
one armed, torsion driven, sling machine
medieval catapult like device that threw missiles with the force of up to 250 men
to transfer rotating motion into sliding motion
with sliders to form amoveable joint
to provide stability and support
to allow incremental accumulation of applied human energy for increased power
to form the main axis of a weapon
to store the energy used to propel an object
to allow rotation
is the reactive torque that an elastic exerts by reason of being twisted on its own axis