star shell(redirected from star shells)
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An artillery shell that explodes in midair with a shower of lights, used for illumination and signaling.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Military) an artillery shell containing a flare or other illuminant: often containing a parachute to prolong the descent of the illuminating material
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a shell that bursts in the air and produces a bright light to illuminate enemy positions.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.