{ Het`er*ot"o*pism (?), Het`er*ot"o*py (?), } n. [Hetero- + Gr. &?; place: cf. F. hétérotopie.] 1. (Med.) A deviation from the natural position; -- a term applied in the case of organs or growths which are abnormal in situation.

2. (Biol.) A deviation from the natural position of parts, supposed to be effected in thousands of years, by the gradual displacement of germ cells.