perilune

perilune

[per-i-loon]
noun
the point in a lunar orbit that is nearest to the moon.
Compare apolune.


Origin:
1955–60; peri- + -lune < Latin lūna moon, on the model of perigee

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World English Dictionary
perilune (ˈpɛrɪˌluːn)
 
n
apolune Compare pericynthion the point in a lunar orbit when a spacecraft launched from the moon is nearest the moon
 
[C20: from peri- + -lune, from Latin lūna moon]

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Science Dictionary
perilune   (pěr'ĭ-ln')  Pronunciation Key 
The point at which an object orbiting the Moon, such as an artificial satellite, is closest to the Moon's center.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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