Endometrium
WordNet

noun


(1)   (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
WiktionaryText

Etymology


From endo-, "inner" + Late Latin metrium, "womb," from Greek μήτριον, "of a mother."

Noun


  1. the mucus membrane that lines the uterus in mammals and in which fertilized eggs are implanted
 
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