orthocenters
/ˈɔrθəˌsɛntərz/
noun
- Plural of orthocenter; multiple points where altitudes of triangles intersect.
- In geometry class, we calculated the orthocenters of both acute and obtuse triangles.
- The students compared the orthocenters of several different triangles.
- The orthocenters of these three triangles all lie outside the triangles themselves.