os uteri externum


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ex·ter·nal os of u·ter·us

[TA]
the vaginal opening of the uterus.
Synonym(s): ostium uteri [TA], mouth of the womb, opening of uterus, orifice of uterus, orificium externum uteri, os uteri externum, ostium uteri externum

os uteri externum

The opening of the cervical canal of the uterus into the vagina.
See also: os