The point within something at which gravity can be considered to act; SYN. centre of gravity.
The center of gravity of a body is that point in the body through which passes the resultant of weights of its component particles for all orientations of the body with respect to a uniform gravitational field.
The point in an object about which its weight is evenly balanced. In a uniform gravitational field, this is the same as the center of mass.
Point oů toute la masse d'un corps est concentrée (physique )