Bar`y·cen'tric adjective [ Greek bary`s heavy + ke`ntron center.] Of or pertaining to the center of gravity. See Barycentric calculus , under Calculus . Found on http://www.encyclo.co.uk/webster/B/18
barycenter, barycentric The center of mass in any system of celestial objects moving under mutual gravity; used primarily with reference to the earth-moon system. Found on http://www.wordinfo.info/words/index/info/view_unit/415/