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Word of the Day Wednesday, June 10, 2026

epithelium

/ˈɛpɪθiːliəm/ noun · British & US
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What does epithelium mean?

noun

A layer of cells forming the lining or covering of a gland, organ, or other body surface, or a similar layer in plants, such as the epidermis of a leaf.

Example

"The epithelium of the skin helps to protect the body from external damage."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for epithelium

Rhymes with epithelium

Etymologically related