Word Study
endometrium
CIDE DICTIONARY
endometrium, n. [NL., fr. Gr. 'e`ndon within + mh`tra the womb.].
The membrane lining the inner surface of the uterus, or womb. [1913 Webster]
OXFORD DICTIONARY
endometrium, n. Anat. the membrane lining the womb.
Derivative
endometritis n.
Etymology
ENDO- + Gk metra womb
For further exploring for "endometrium" in Webster Dictionary Online