Caelum definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a small S constellation between Columba and Eridanus
Caelum definition by American Heritage Dictionary
A constellation in the Southern Hemisphere near Columba and Eridanus.
Origin: Latin caelum, sculptor's chisel; see kaə-id- in Indo-European roots.