pel·li·cle 
(pĕlĭ-kəl)
(pĕlĭ-kəl)n.
A thin skin or film, such as an organic membrane or liquid film.
[French, from Latin pellicula, husk, diminutive of pellis, skin; see pel-3 in the Appendix of Indo-European roots.]
pel·licu·lar (pə-lĭkyə-lər) adj.