| 释义 |
perilune
per·i·lune P5207600 (pĕr′ĭ-lo͞on′)n. The point in an orbit around the moon where the orbiting body is closest to the moon.
[peri- + Latin lūna, moon; see lune.]perilune (ˈpɛrɪˌluːn) n (Astronautics) the point in a lunar orbit when a spacecraft launched from the moon is nearest the moon. Compare apolune, pericynthion[C20: from peri- + -lune, from Latin lūna moon]per•i•lune (ˈpɛr ɪˌlun)
n. the point in a lunar orbit that is nearest to the moon. [1955–60; peri- + -lune < Latin lūna moon] perilunein orbit around a moon, the point nearest the moon. Cf. apolune.See also: Astronomy
the closest point to the moon in a lunar orbit, as that of a spacecraft. Also called pericynthion.See also: PlanetsThesaurus| Noun | 1. | perilune - periapsis in orbit around the moonperiseleneperiapsis, point of periapsis - (astronomy) the point in an orbit closest to the body being orbitedapolune, aposelene - apoapsis in orbit around the moon |
EncyclopediaSeeapsisMedicalSeeAPSISperilune
Related to perilune: apoluneSynonyms for perilunenoun periapsis in orbit around the moonSynonymsRelated Words- periapsis
- point of periapsis
Antonyms |