Gē/o-cen'trie or Gē/o-cen'trie-al, a.

a. [Fr. géocentrique; Gr. γέα, or γῆ, earth, and κέντρον, center.] (Astron.) (a.) Having reference to the earth as center; in relation to or seen from the earth, in contradistinction to heliocentric, as seen from the sun; as, the geocentric longitude or latitude of a planet. (b.) Having reference to the center of the earth.

Geocentric latitude of a place, the angle included between the radius of the earth through the place and the plane of the equator, in distinction from geographic latitude. It is always a little less than the geographic latitude.