amnion

noun

thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles, birds and mammals)

Roots

amnionamnion- · Greek · membrane around fetus (diminutive of 'lamb', bowl for sacrificial blood)

Synonyms for amnion

Synonyms & related words for amnion

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Words related to amnion

Explore words related to amnion — words associated with it, words that go with it, and its nearest matches in meaning. Related words include amnios, amnionic, amniotic, amniography, extraembryonic, chorioallantois, fetoscopy, fetoscopic. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for amnion

Common synonyms for amnion include serosa — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does amnion come from?

The word amnion breaks down into one root of Greek origin: the root amnion, from Greek amnion (“membrane around fetus (diminutive of 'lamb', bowl for sacrificial blood)”). Explore each root to see other English words built from the same source.