the center of the circle of curvature.
Mechanics. the point through which the resultant of gravitational forces on a body passes and from which the resultant force of attraction of the body on other bodies emanates: coincident with the center of mass in a uniform gravitational field. a person, thing, or idea that is the vital or pivotal focus of interest or […]
- Center of ossification
center of ossification n. The site where bone begins to form in a specific bone or part of bone as a result of the accumulation of osteoblasts in the connective tissue. The site where bone begins to form in the shaft of a long bone or the body of an irregular bone; primary ossification center. […]
the point on a rigid body, suspended so as to be able to move freely about a fixed axis, at which the body may be struck without changing the position of the axis.
a point within a crystal through which any straight line extends to points on opposite surfaces of the crystal at equal distances.