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Any of the ribs that are attached to the sternum by a costal cartilage, especially any of the seven upper ribs on either side of the thorax in humans.
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.
(Anatomy) any of the upper seven pairs of ribs in man
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
one of the upper seven pairs of ribs in humans, attached by cartilage to the sternum. Compare floating rib.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||true rib - one of the first seven ribs in a human being which attach to the sternum|
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