Etymology: probably translation of French centre de gravité, translation of Greek kentron bareos
1. : center of mass
2. : the single point in a body (as a homogeneous sphere) toward which every particle of matter external to the body is gravitationally attracted
3. : the point or area of greatest concentration, significance, or interest : a predominating or controlling situation : focal point
a shifting of the industrial center of gravity is taking place — Lewis Mumford