C2 noun, adjective /ɪˈklɪptɪk/
ecliptic
эклиптика
Meaning
The apparent path of the sun across the sky; relating to eclipses or this path.
Example
The ecliptic is the plane of Earth's orbit around the Sun.
Эклиптика — это плоскость орбиты Земли вокруг Солнца.