GRAVITATIONAL
Grav`i*tation*al, a. (Physics)
Defn: Of or pertaining to the force of gravity; as, gravitational units.
GRAVITATIVE
Gravi*ta*tive, a.
Defn: Causing to gravitate; tending to a center. Coleridge.
GRAVITY Grav"i*ty, n.; pl. Gravities. Etym: [L. gravitas, fr. gravis heavy; cf. F. gravité. See Grave, a., Grief.]
1. The state of having weight; beaviness; as, the gravity of lead.
2. Sobriety of character or demeanor. "Men of gravity and learning."Shak.
3. Importance, significance, dignity, etc; hence, seriousness; enormity; as, the gravity of an offense. They derive an importance from . . . the gravity of the place where they were uttered. Burke.
4. (Physics)
Defn: The tendency of a mass of matter toward a center of attraction; esp., the tendency of a body toward the center of the earth; terrestrial gravitation.