[ ap-uh-loon ]
/ ˈæp əˌlun /
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noun Aerospace.

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



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“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.

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Compare perilune.

Origin of apolune

1965–70; apo- + -lune<Latin lūna moon, on the model of apogee, etc.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for apolune

/ (ˈæpəˌluːn) /


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

Word Origin for apolune

C20: from apo- + -lune, from Latin lūna moon
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

Scientific definitions for apolune

[ ăpə-lōōn′ ]

The point at which an object orbiting the Moon, such as an artificial satellite, is farthest from the Moon's center.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.