n.
Pronunciation: di- ' si-j ə -w ə , -jü- ə
Function: noun
Inflected Form: plural -u · ae \ -j ə - ˌ w ē , -jü- ˌ ē \
Etymology: New Latin, from Latin, feminine of deciduus
Date: 1785
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 : the part of the endometrium cast off in the process of menstruation
– de · cid · u · al \ -w ə l, - ə l \ adjective