allantois

noun

the vascular fetal membrane that lies below the chorion and develops from the hindgut in many embryonic higher vertebrates (reptiles, birds and mammals)

Roots

allasallant- · Greek · sausage eidos-ois · Greek · shaped like, resembling

Synonyms & related words for allantois

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Words related to allantois

Explore words related to allantois — words associated with it, words that go with it, and its nearest matches in meaning. Related words include allantoidal, allantoid, allantoic, chorioallantois, mesonephric, mesonephros, amnios, archenteron. Click any word to make it the center of the map and keep exploring the web of connections.

Where does allantois come from?

The word allantois breaks down into 2 roots of Greek origin: allant, from Greek allas (“sausage”); and -ois, from Greek eidos (“shaped like, resembling”). Explore each root to see other English words built from the same source.