noun Etymology: International Scientific Vocabulary Date: 1869 the common intersection of the three altitudes of a triangle or their extensions or of the several altitudes of a polyhedron provided these latter exist and meet in a point
ORTHOCENTER
Meaning of ORTHOCENTER in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012