apolune

[ ap-uh-loon ]

nounAerospace.

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

Origin of apolune

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

Compare perilune.

Words Nearby apolune

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for apolune

apolune

/ (ˈæpəˌluːn) /

noun

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

Origin of 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

apolune

[ ăp′ə-lōōn′ ]

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

Browse