| Noun | 1. | law of gravitation - (physics) the law that states any two bodies attract each other with a force that is directly proportional to the product of their masses and inversely proportional to the square of the distance between them law of nature, law - a generalization that describes recurring facts or events in nature; "the laws of thermodynamics" gravitational theory, Newton's theory of gravitation, theory of gravitation, theory of gravity - (physics) the theory that any two particles of matter attract one another with a force directly proportional to the product of their masses and inversely proportional to the square of the distance between them natural philosophy, physics - the science of matter and energy and their interactions; "his favorite subject was physics" constant of gravitation, gravitational constant, universal gravitational constant, G - (physics) the universal constant relating force to mass and distance in Newton's law of gravitation |