orthocenter

• (UK) orthocentre

ortho- +‎ center

• Rhymes: -ɛntə(ɹ)

The orthocenter of an acute triangle.

orthocenter (plural orthocenters)

1. (geometry): the intersection of the three lines that can be drawn flowing from the three corners of a triangle to a point along the opposite side where each line intersects that side at a 90 degree angle; in an acute triangle, it is inside the triangle; in an obtuse triangle, it is outside the triangle.

• orthocentre