apolune

American

[ap-uh-loon] / ˈæp əˌlun /

noun

Aerospace.

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

apolune British

/ ˈæpəˌluːn /

noun

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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

apolune Scientific

/ ăp′ə-lo̅o̅n′ /

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

Etymology

Origin of apolune

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

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023