Definition of pellicle
: a thin skin or film: such asa : an outer membrane of some protozoans (such as euglenoids or paramecia)b : a film that reflects a part of the light falling upon it and transmits the rest and that is used for dividing a beam of light (as in a photographic device)
Recent Examples of pellicle from the Web
Transferring the mother, along with a layer of the pellicle, will both work to quickly start new fermentations in the future.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pellicle.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of pellicle
Middle French pellicule, from Medieval Latin pellicula, from Latin, diminutive of pellis
First Known Use: 15th centurySee Words from the same year
Medical Definition of pellicle
: a thin skin or film: asa: an outer membrane of some protozoans (as euglenoids or paramecia)b: a bacterial growth in the form of a sheet on the surface of a liquid mediumc: a thin layer of salivary glycoproteins coating the surface of the teeth
Seen and Heard
What made you want to look up pellicle? Please tell us where you read or heard it (including the quote, if possible).