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Added 10 October 2026

epithelium

/ˌɛpɪˈθiːlɪəm/ noun

In Latin: epithelium Wiktionary

noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about epithelium at Wordnik → Where our words come from →

Membranous tissue covering internal organs and other internal surfaces of the body.

Origin

From New Latin epithēlium. By surface analysis, epi- + thel- + -ium.

From Wiktionary, via Kaikki.org (CC BY-SA)

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