noun🔗Share원일점The point in the elliptical orbit of a planet, comet, etc., where it is farthest from the Sun."Earth reaches its aphelion, the point farthest from the sun, in early July. "지구는 7월 초에 태양에서 가장 멀리 떨어진 지점인 원일점에 도달한다.astronomyspacephysicsChat with AIVocabulary GamePractice Reading