of or relating to the space between the earth and the orbit of the moon.
Origin of cislunar
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for cislunar
Historical Examples of cislunar
To be held for the use of the Undersecretary for Cislunar Navigation incumbent in the year 2492.If at First You Don't...
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