'Decidua' definitions:
Definition of 'decidua'
From: WordNet
noun
The epithelial tissue of the endometrium
Definition of 'Decidua'
From: GCIDE
- Decidua \De*cid"u*a\ (?; 135), n. [NL., fr. L. deciduus. See Deciduous.] (Anat.) The inner layer of the wall of the uterus, which envelops the embryo, forms a part of the placenta, and is discharged with it. [1913 Webster]