Orthocenter

• (n.) That point in which the three perpendiculars let fall from the angles of a triangle upon the opposite sides, or the sides produced, mutually intersect.
Found on http://thinkexist.com/dictionary/meaning/orthocenter/

Orthocenter

Or`tho·cen'ter noun [ Ortho- + center .] (Geom.) That point in which the three perpendiculars let fall from the angles of a triangle upon the opposite sides, or the sides produced, mutually intersect.
Found on http://www.encyclo.co.uk/webster/O/34

orthocenter

orthocenter The point at which the three altitudes of a triangle intersect.
Found on http://www.wordinfo.info/words/index/info/view_unit/1515/2

orthocenter

The point of intersection of the altitudes of a triangle.
Found on http://www.daviddarling.info/encyclopedia/O/orthocenter.html
No exact match found