- navigation by means of observations made of the apparent position of heavenly bodies.
Origin of celestial navigation
First recorded in 1935–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- navigation by observation of the positions of the starsAlso called: astronavigation
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
- Navigation of a ship or aircraft based on the observed positions of celestial bodies. See more at altazimuth coordinate system.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.