| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
endometrium en·do·me·tri·um (ěn'dō-mē'trē-əm)
n. pl. en·do·me·tri·a (-trē-ə)
The glandular mucous membrane comprising the inner layer of the uterine wall.
| endometrium (ěn'dō-mē'trē-əm) Pronunciation Key
Plural endometria The mucous membrane that lines the uterus. A fertilized egg must embed itself in the endometrium in order to develop into an embryo. See more at menstrual cycle. |