ETYM Cf. French mécanique.
Branch of physics dealing with the motions of bodies and the forces causing these motions, and also with the forces acting on bodies in equilibrium. It is usually divided into dynamics and statics.
Quantum mechanics is the system based on the quantum theory that has superseded Newtonian mechanics in the interpretation of physical phenomena on the atomic scale.
The branch of physics concerned with the motion of bodies in a frame of reference.