Moment of a force Meaning, Definition & Usage

Definitions
  1. . (Mech.) (a) With respect to a point, the product of the intensity of the force into the perpendicular distance from the point to the line of direction of the force . (b) With respect to a line, the product of that component of the force which is perpendicular to the plane passing through the line and the point of application of the force, into the shortest distance between the line and this point . (c) With respect to a plane that is parallel to the force, the product of the force into the perpendicular distance of its point of application from the plane.

Webster 1913