Periapsis — synonyms, periapsis antonyms, definition
1. periapsis (Noun)
1 synonym
point of periapsis
1 antonym
apoapsis
1 definition
periapsis (Noun) — (astronomy) the point in an orbit closest to the body being orbited.
1 type of
celestial point
5 types
perigee perihelion perijove perilune periselene
2 parts of
celestial orbit orbit