decidua

[ dih-sij-oo-uh ]

noun,plural de·cid·u·as, de·cid·u·ae [dih-sij-oo-ee]. /dɪˈsɪdʒ uˌi/. Embryology.
  1. the endometrium of a pregnant uterus that in many of the higher mammals is cast off at parturition.

Origin of decidua

1
1775–85; <New Latin, noun use of feminine of Latin dēciduus falling; see deciduous

Other words from decidua

  • de·cid·u·al, adjective

Words Nearby decidua

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How to use decidua in a sentence

British Dictionary definitions for decidua

decidua

/ (dɪˈsɪdjʊə) /


nounplural -ciduas or -ciduae (-ˈsɪdjʊˌiː)
  1. the specialized mucous membrane that lines the uterus of some mammals during pregnancy: is shed, with the placenta, at parturition

Origin of decidua

1
C18: from New Latin, from Latin dēciduus falling down; see deciduous

Derived forms of decidua

  • decidual or deciduate, adjective

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