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shell star

American  

noun

Astronomy.

  1. a type of star showing bright emission lines superimposed on its normal absorption spectrum, presumably caused by a gaseous shell around the star.

shell star British  

noun

  1. astronomy a type of star, usually of spectral type B to F, surrounded by a gaseous shell

"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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

And at that second, simultaneously, came the flare of a shell star and a shout of a man struck down, and I knew the voice—John Dudley.

From Joy in the Morning by Andrews, Mary Raymond Shipman

"Star shell, star shell," my French companion called excitedly.

From World's War Events Volume 3 Beginning with the departure of the first American destroyers for service abroad in April, 1917, and closing with the treaties of peace in 1919. by Churchill, Allen L. (Allen Leon)

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.