gravitational constant(n = noun.quantity) constant of gravitation, g, universal gravitational constant - (physics) the universal constant relating force to mass and distance in Newton's law of gravitation;
is a kind of constant
is a part of law of gravitation, newton's law of gravitation

boltzmann's constant, constant, constant lambert, constant of gravitation, constant of proportionality, constant quantity, cosmological constant, dissociation constant, equilibrium constant, gas constant, gravitational, gravitational attraction, gravitational collapse, gravitational field, gravitational force, gravitational interaction, gravitational mass, gravitational theory, hubble constant, hubble's constant, law of constant proportion, leonard constant lambert, planck's constant, rydberg constant, solar constant, time constant, universal gas constant, universal gravitational constant