lower uterine segment
n.
The isthmus of the uterus, the lower extremity of which joins with the cervical canal and during pregnancy expands to become the lower part of the uterine cavity.
Words nearby lower uterine segment
lower rhine,
lower saxony,
lower school,
lower slobbovia,
lower the boom on,
lower uterine segment,
lower world,
lower-case letters,
lower-class,
lowercase,
lowerclassman