(n) (physics) the force of attraction between all masses in the universe; especially the attraction of the earth's mass for bodies near its surface; ; ; --Albert Einstein, Syn. gravitational force, gravitational attraction, gravitation, Example:the more remote the body the less the gravity; the gravitation between two bodies is proportional to the product of their masses and inversely proportional to the square of the distance between them; gravitation cannot be held responsible for people falling in love