Antonyms of noun apoapsis

1 sense of apoapsis

Sense 1
apoapsis, point of apoapsis -- ((astronomy) the point in an orbit farthest from the body being orbited)
       Antonym of periapsis (Sense 1)
      => periapsis, point of periapsis -- ((astronomy) the point in an orbit closest to the body being orbited)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun apoapsis

1 sense of apoapsis

Sense 1
apoapsis, point of apoapsis -- ((astronomy) the point in an orbit farthest from the body being orbited)
       => celestial point -- (a point in the heavens (on the celestial sphere))