Dictionary entry

Heterotopism

Webster's Dictionary 1913

{ 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.