Heliocentrical, Heliocentric adj. (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, Heliocentric latitude, Heliocentric longitude, etc. (of a heavenly body), the direction, latitude, longitude, etc., of the body as viewed from the sun.