(1):
(a.) Having reference to the earth as center; in relation to or seen from the earth, - usually opposed to heliocentric, as seen from the sun; as, the geocentric longitude or latitude of a planet.
(2):
(a.) Having, considering, or based on, the earth as center; as, the geocentric theory of the universe.
(3):
(a.) Having reference to the center of the earth.