An Etymological Dictionary of Astronomy and Astrophysics

1. To stay attached; stick fast; cling.
   

2. Physics: (of two or more dissimilar substances) to be united by a molecular force acting in the area of contact (→ adhesion).

Etymology (EN): From M.Fr. adhérer or directly from L. adhaerere “to stick to,” from → ad- + haerere “to stick.”

Etymology (PE): Âdusidan, from intensive/nuance prefix â-

• dusidan (Dehxodâ) “to stick, to adhere,” maybe related to Proto-Ir. *dauc- “to sew;” Pers. duxtan, duz- “to sew.”