Dictionary.com
definitions
  • synonyms

cislunar

[sis-loo-ner]
adjective Astronomy.
  1. of or relating to the space between the earth and the orbit of the moon.
Show More

Origin of cislunar

First recorded in 1865–70; cis- + lunar
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for cislunar

Historical Examples

  • To be held for the use of the Undersecretary for Cislunar Navigation incumbent in the year 2492.

    If at First You Don't...

    John Brudy

British Dictionary definitions for cislunar

cislunar

adjective
  1. of or relating to the space between the earth and the moonCompare translunar
Show More
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