Noun
tripoint (plural tripoints)
a point at which three borders meet.
Belgium's Flanders region is also not too far, with the exclave of Voeren located about 10 kilometres west from the tripoint. Source: Internet
It describes a curve to the south across the River Lepenec and then turns to north-east to traverse Mount Crna before taking a course slightly to the north of east across the landscape features to the tripoint with Bulgaria. Source: Internet
Where the boundaries of these three provinces meet (the ' tripoint ') is the Dreifrankenstein ("Three Franconias Rock"). Source: Internet