decidua

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de·cid·u·a

 (dĭ-sĭj′o͞o-ə)
n. pl. de·cid·u·as or de·cid·u·ae (-o͞o-ē′)
A mucous membrane lining the uterus, modified during pregnancy and shed at parturition or during menstruation.

[New Latin (membrāna) dēcidua, (membrane) that falls off, from Latin dēciduus, falling off; see deciduous.]

de·cid′u·al adj.

decidua

(dɪˈsɪdjʊə)
n, pl -ciduas or -ciduae (-ˈsɪdjʊˌiː)
(Zoology) the specialized mucous membrane that lines the uterus of some mammals during pregnancy: is shed, with the placenta, at parturition
[C18: from New Latin, from Latin dēciduus falling down; see deciduous]
deˈcidual, deˈciduate adj

de•cid•u•a

(dɪˈsɪdʒ u ə)

n., pl. -cid•u•as, -cid•u•ae (-ˈsɪdʒ uˌi)
the endometrium of a pregnant uterus, cast off at parturition.
[1775–85; < New Latin < Latin dēciduus falling; see deciduous]
de•cid′u•al, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.decidua - the epithelial tissue of the endometriumdecidua - the epithelial tissue of the endometrium
epithelial tissue, epithelium - membranous tissue covering internal organs and other internal surfaces of the body
endometrium - (pregnancy) the mucous membrane that lines the uterus; thickens under hormonal control and (if pregnancy does not occur) is shed in menstruation; if pregnancy occurs it is shed along with the placenta at parturition
Translations

de·cid·u·a

n. decidua, tejido membranoso formado por la mucosa uterina durante la gestación y expulsado después del parto.
References in periodicals archive ?
This allows clinicians to separate uterine decidua and pregnancy tissues.
Early on, the placenta invades into the uterine decidua, invades the spiral arteries, and replaces the endothelium to make the vessels large bore, for easy flow of blood to the fetus.
In the uterine decidua, the Th2 cytokine environment favors activation of B lymphocytes, resulting in stimulation of antibody secretion and suppression of cell-mediated immunity (3).