English noun: point of periapsis | |||
1. | point of periapsis (location) (astronomy) the point in an orbit closest to the body being orbited | ||
Synonyms | periapsis | ||
Broader (hypernym) | celestial point | ||
Narrower (hyponym) | perigee, perihelion, perijove, perilune, periselene | ||
Part meronym | celestial orbit, orbit | ||
Domain category | astronomy, uranology | ||
Antonyms | apoapsis, point of apoapsis | ||