decidua

play
noun de·cid·ua \di-ˈsi-jə-wə, -jü-ə\

Definition of decidua

plural

deciduae

play \-jə-ˌwē, -jü-ˌē\
  1. 1 :  the part of the endometrium that in higher placental mammals undergoes special modifications in preparation for and during pregnancy and is cast off at parturition

  2. 2 :  the part of the endometrium cast off in the process of menstruation

decidual

play \-wəl, -əl\ adjective

Origin and Etymology of decidua

New Latin, from Latin, feminine of deciduus


First Known Use: 1785


Medical Dictionary

decidua

play
noun de·cid·ua \di-ˈsij-ə-wə\

Medical Definition of decidua

plural

deciduae

\-ˌwē\play
  1. 1:  the part of the mucous membrane lining the uterus that in higher placental mammals undergoes special modifications in preparation for and during pregnancy and is cast off at parturition, being made up in the human of a part lining the uterus (see decidua parietalis), a part enveloping the embryo; (see decidua capsularis), and a part participating with the chorion in the formation of the placenta; (see decidua basalis)

  2. 2:  the part of the mucous membrane of the uterus cast off in the ordinary process of menstruation

decidual

\-ə-wəl\play adjective

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