great circle
A geometric term for the largest possible circle on a sphere, such as the equator or a meridian. Used in navigation and spherical geometry.
大圏航路は最短距離を結ぶ。
A great-circle route connects the shortest distance.
赤道は地球の大圏の
The equator is one of the Earth's great circles.
gnomonic chart; great-circle chart; great-circle map
gnomonic projection; central projection
great circle route
great circle route
From 大 (great) + 圏 (circle, sphere). A straightforward kanji compound for the mathematical concept of a great circle.