het·er·o·tax·y 
(hĕtər-ə-tăk′sē) or het·er·o·tax·i·a (-tăksē-ə)
(hĕtər-ə-tăk′sē) or het·er·o·tax·i·a (-tăksē-ə)n. pl. het·er·o·tax·ies or het·er·o·tax·i·as
Abnormal arrangement of the internal organs in relation to one another.
het′er·o·taxic (-tăksĭk) adj.