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Added 9 October 2026

membrane

/ˈmɛm.bɹeɪn/ noun

In Latin: membrāna Wiktionary

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

A thin pliable sheet of material.
A pliable sheet of tissue that covers or lines or connects the organs or cells of animals or plants.

Origin

Late Middle English, borrowed from Latin membrāna (“skin or membrane that covers parts of the body”), from membrum (“a limb or member of the body”) + -āna. Doublet of membrana.

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

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