- the mucous membrane lining the uterus.
Origin of endometrium
1880–85; endo- + New Latin -metrium < Greek mḗtr(ā) womb + -ion diminutive suffix
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- the mucous membrane that lines the uterus
C19: New Latin, from endo- + Greek mētra uterus
Word Origin and History for endometria
Online Etymology Dictionary, © 2010 Douglas Harper
- The glandular mucous membrane comprising the inner layer of the uterine wall.
- 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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.