rib cage

noun

: the bony enclosing wall of the chest consisting chiefly of the ribs and the structures connecting them

Examples of rib cage in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The oblique is a core muscle on the side of the abdomen below the rib cage that is key in rotational movements, like throwing a football. Chris Biderman, Sacbee.com, 17 Jan. 2026 In 2023, Dan paid tribute to his wife with a tattoo of her portrait on his rib cage. Adam England, PEOPLE, 9 Jan. 2026 Pull in rib cage to engage core. Gretchen Reynolds, Washington Post, 7 Jan. 2026 Intentional breathing can also enhance posture and movement quality since breathing mechanics influence spinal stability and mobility, rib cage position, shoulder function, and core strength. Dana Santas, CNN Money, 1 Jan. 2026 See All Example Sentences for rib cage

Word History

First Known Use

1883, in the meaning defined above

Time Traveler
The first known use of rib cage was in 1883

Browse Nearby Words

Cite this Entry

“Rib cage.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rib%20cage. Accessed 29 Jan. 2026.

Kids Definition

rib cage

noun
: the bony enclosing wall of the chest consisting chiefly of the ribs and their connecting parts

Medical Definition

rib cage

noun
: the bony enclosing wall of the chest consisting chiefly of the ribs and the structures connecting them

called also thoracic cage

More from Merriam-Webster on rib cage

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!