tweehoek (zn):
Kugelzweieck(en) polygon having two edges and two vertices., Kugelzweiseit(en) polygon having two edges and two vertices., Zweieck(en) polygon having two edges and two vertices., Zwickel(en) polygon having two edges and two vertices., sphärisches Zweieck(en) polygon having two edges and two vertices.
Via: Dbnary en WikiWoordenboeken
Via: Memodata.com