Latin-English translations for ostium

entranceHer entrance attracted no attention whatsoever.the entrance of an heir upon his inheritance, or of a magistrate into officePlace your bag by the entrance so that you can find it easily.
door
uk
us
I knocked on the vice presidents doorthe 24 doors in an Advent calendarLearning is the door to wisdom.

doorway
us
exit
uk
us
He made his exit at the opportune timeemergency exit fire exitHe was looking for the exit and got lost
portal
us
The local library, a portal of knowledgeThe new medical portal has dozens of topical categories containing links to hundreds of sites.the portal vein