1. a thin skin or membrane
2. a thin layer or film on the surface of a liquid
3. a thin protective layer that forms on teeth
Usage: dental

Examples

• A thin pellicle formed on the surface of the cooling soup.
• The dentist explained how a pellicle protects tooth enamel.
• Oil created a shimmering pellicle on the water’s surface.
• The microscope revealed a delicate pellicle covering the cell.
• A pellicle of dust had settled on the old books.
• The pond’s pellicle reflected the morning light.