endometrium
Americannoun
plural
endometrianoun
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
Other Word Forms
Etymology
Origin of endometrium
1880–85; endo- + New Latin -metrium < Greek mḗtr ( ā ) womb + -ion diminutive suffix
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Interactions between the cells of the endometrium and the cells of the placenta are critical to whether a pregnancy is successful.
From BBC • Jan. 18, 2024
The endometrium is a membrane that lines the uterus and thickens every month to support embryo implantation.
From BBC • Aug. 24, 2023
Adenomyosis, when the endometrium, womb lining, grows within the womb's muscular wall, can cause:
From BBC • Jun. 6, 2023
The endometrium builds up again in preparation for implantation.
From Textbooks • Apr. 25, 2013
It is the endometrium that is principally concerned in menstruation—that is, it is from it that the monthly discharge of blood comes.
From Woman Her Sex and Love Life by Robinson, William J.
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
