isthmus of uterus
An elongated narrow part of the uterus at the junction of the body of the uterus and the cervix.
What It Really Means To Call A Woman HystericalIs hysterical a gendered insult? Lexicographer Kory Stamper explains the usage of the word both in present day and in the past with some cold hard facts.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.