What is the meaning of Pellicle?

A thin skin or film.

A cuticle, the hard protective outer layer of certain life forms.

The outermost layer of a mushroom; the skin of a mushroom cap; especially, a surface that is viscid and easily peels off.

A thin layer supporting the cell membrane in various protozoa.

The growth on the surface of a liquid culture.

A skin or coating of proteins on the surface of meat to be smoked, improving the surface adhesion.

A coating of glycoproteins from saliva that forms on teeth; it offers some protection to the enamel from bacterial acidity.

The photosensitive emulsion of photographic film.

A thin plastic membrane used as a beam splitter or protective cover (for example, to protect a photomask).

Source: wiktionary.org