major arc; superior arc
Geometry term for the larger of the two arcs formed when a circle is divided by two points. Contrasts with 劣弧 (minor arc).
Of the two arcs connecting two points on a circle, the longer one is called a major arc.
A circle can be divided into a major arc and a minor arc by two points.
From 優 (superior, greater) + 弧 (arc). A technical term formed from kanji components.