As nouns the difference between deciduae and decidua
is that deciduae is plural of decidua while decidua is a mucous membrane that lines the uterus and is shed during menstruation and modified during pregnancy.
decidua
English
Noun
(
wikipedia decidua)
(
en-noun)
(anatomy) A mucous membrane that lines the uterus and is shed during menstruation and modified during pregnancy
Derived terms
* decidual
* decidualization