Source : Webster's Revised Unabridged Dictionary (1913)

Heliocentric \He`li*o*cen"tric\, Heliocentrical
\He`li*o*cen"tric"al\, a. [Helio- + centric, centrical: cf. F.
   h['e]liocentrique.] (Astron.)
   pertaining to the sun's center, or appearing to be seen from
   it; having, or relating to, the sun as a center; -- opposed
   to geocentrical.

   {Heliocentric parallax}. See under {Parallax}.

   {Heliocentric place}, {latitude}, {longitude}, etc. (of a
      heavenly body), the direction, latitude, longitude, etc.,
      of the body as viewed from the sun.

Source : WordNet®

heliocentric
     adj : having the sun as the center [ant: {geocentric}]