Word Study
perilune
WORDNET DICTIONARY
Noun perilune has 1 sense
- perilune(n = noun.location) periselene - periapsis in orbit around the moon; Array is a kind of periapsis, point of periapsis
Antonym: apolune
OXFORD DICTIONARY
perilune, n. the point in a body's lunar orbit where it is closest to the moon's centre (opp. APOLUNE).
Etymology
PERI- + L luna moon, after perigee
For further exploring for "perilune" in Webster Dictionary Online