D defs.my
Entry 1 sense Webster, 1913

Heliocentric

/(hē`lĭ*ō̇*sĕn"trĭk)/ · He·li·o·cen·tric · IPA /ˌhiːlioʊˈsɛntɹɪk/
01 a. 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.
  1. 1.
    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.(Astron.)
Phrases & compounds
Heliocentric parallax — See under Parallax.
Heliocentric place, latitude, longitude, — the direction, latitude, longitude, etc., of the body as viewed from the sun.