EN- n. 2 definitions
those borrowed from the French. Some English words are written indifferently with en- or in-. For ease of pronunciation it is commonly changed to em- before p, b, and m, as in employ, embody, emmew. It is sometimes used to give a causal force, as in enable, enfeeble, to cause to be, or to make, able, or feeble; and so…
EPITHELIUM n.
essels and lymphatics, serous cavities, etc. It often includes the epidermis (i. e., keratin-producing epithelial cells), and it is sometimes restricted to the alimentary canal, the glands and their appendages, -- the term endothelium being applied to the lining membrane of the blood vessels, lymphatics, and serous cav…