A necklace of diamonds or other precious stones, especially one of several strings.
A tightly braided necklace or collar, often made of metal, worn by various early European peoples.
A rotational or twisting effect of a force; a moment of force, defined for measurement purposes as an equivalent straight line force multiplied by the distance from the axis of rotation (SI unit newton metre or Nm; imperial unit pound-foot or lb·ft, not to be confused with the foot pound-force, commonly "foot-pound", a unit of work or energy)
To make something rotate about an axis by imparting torque to it.