Also found in: Dictionary, Medical, Encyclopedia.
Related to apoapsis: periapsis
Graphic Thesaurus  🔍
Display ON
Animation ON
  • noun

Synonyms for apoapsis

(astronomy) the point in an orbit farthest from the body being orbited

References in periodicals archive ?
7 July, 00 UTC--Solar apoapsis (Earth is furthest from the Sun)
Afterward, the spacecraft cannot climb quite as high to apoapsis.
The drag robs the spacecraft of orbital energy, and the apoapsis altitude is gradually dropping.
The spacecraft has been directed to travel through the uppermost layers of the Venus atmosphere at periapsis, producing drag that gradually will drop the apoapsis of Magellan's orbit to about 300 km.