apolune

American  

[ap-uh-loon] / ˈæp əˌlun /

noun

Aerospace.

1. the point in a lunar orbit that is farthest from the moon.

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apolune British  

/ ˈæpəˌluːn /

noun

1. the point in a lunar orbit when a spacecraft is at its greatest distance from the moon Compare apocynthion perilune

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apolune Scientific  

/ ăp′ə-lo̅o̅n′ /

1. The point at which an object orbiting the Moon, such as an artificial satellite, is farthest from the Moon's center.

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Etymology

Origin of apolune

1965–70; apo- + -lune < Latin lūna moon, on the model of apogee, etc.

Example Sentences

We were alluding to a very elliptical orbit with a low perilune “above” the north pole and apolune “above” the south pole.

From Scientific American