Perihelion (Gr. peri, and hēlios, 'the sun'), that point in its orbit at which a planet is nearest the sun. See PLANETS, ORBIT, APHELION.
Perihelion
Chambers's Encyclopaedia, Volume 8: Peasant to Eoumelia, p. 50
Source scan(s): p. 0059
Perihelion (Gr. peri, and hēlios, 'the sun'), that point in its orbit at which a planet is nearest the sun. See PLANETS, ORBIT, APHELION.