One entry found for epithelium.
Main Entry: ep·i·the·li·um
Pronunciation: ep--th-l-m
Function: noun
Inflected Form(s): plural epithe·lia /-l-/ 1: a tissue like a membrane that is made up of cells and covers a free surface or lines a tube or cavity of an animal body 2: a usually thin layer of cells of a plant that is part of the parenchyma and lines a cavity or tube - ep·i·the·li·al /-l-l/ adjective