upper uterine segment
n.
The main portion of the body of the gravid uterus, the contraction of which furnishes the chief force of expulsion in labor.
Words nearby upper uterine segment
upper regions,
upper school,
upper silesia,
upper story,
upper tunguska,
upper uterine segment,
upper volta,
upper works,
upper yukon river,
upper-case letters,
uppercase