endometrium

Từ điển WordNet v3.1 - WordNet Dictionary

noun

(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
• Derivationally related forms:
endometrial
• Topics:
pregnancy, gestation, maternity
• Hypernyms:
mucous membrane, mucosa
• Part Holonyms:
uterus, womb
• Substance Meronyms:
decidua