true rib

noun Anatomy.

one member of the first seven pairs of ribs that are attached in humans to the sternum by costal cartilages.

Origin of true rib

First recorded in 1735–45

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British Dictionary definitions for true rib

true rib

noun

any of the upper seven pairs of ribs in man

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

true rib in Medicine

true rib

n.

Any of the seven upper pairs of ribs attached to the sternum by costal cartilage.