[ per-i-loon ]
/ ˈpɛr ɪˌlun /
the point in a lunar orbit that is nearest to the moon.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for perilune
/ (ˈpɛrɪˌluːn) /
Word Origin for perilune
C20: from peri- + -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
Science definitions for perilune
[ pĕr′ĭ-lōōn′ ]
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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.