breast·​bone | \ ˈbres(t)-ˌbōn How to pronounce breastbone (audio) \

Definition of breastbone

Examples of breastbone in a Sentence

Recent Examples on the Web

Breast: Archaeopteryx lacked the modern bird’s prominent breastbone, which anchors flight muscles and guides the tendons that facilitate a rapid upstroke. Jonathon Keats, Discover Magazine, "The Origins of Flight, From Birds to Bugs to Planes," 21 June 2019 For the most attractive presentation, cook split chicken; cut small (3 to 4 pound) chickens in half through the breastbone, then cut out the backbone to create two half pieces. Jeanmarie Brownson,, "Homemade harissa sauce sparks ordinary grilled chicken," 19 June 2019 Place the heel of one hand 2 inches from the breastbone, closest to the person's face. Gianluca Mezzofiore, CNN, "Women are less likely than men to receive CPR in public. A new product is designed to change that," 5 June 2019 But the center of attention was the flexible ligament conjoining their breastbones—a nearly six-inch band of flesh that would serve throughout their lives as both tether and passport. Julian Lucas, The New York Review of Books, "The Great Assimilationists," 21 Feb. 2019 Butler died from fractured ribs, a broken breastbone, and severe internal bleeding, while the other two sustained serious injuries. Leena Kim, Town & Country, "The Plaza's 10 Juiciest Secrets Revealed," 7 June 2019 Her iterations on schoolgirl and work uniforms are well assembled and easy to wear, with intriguing design details like the asymmetric scallop of a hem or a slight bunching along the breastbone. Monica Kim, Vogue, "The 5 Designers to Know From Seoul Fashion Week Fall 2019," 29 Mar. 2019 Cut the chicken in half along the breastbone and place in a large bowl. Multiple Authors, House Beautiful, "Herb-Roasted Chicken with Lemon and Sage," 1 Sep. 2010 If calling your friend’s name and shaking their shoulders doesn’t work, Stoner suggests rubbing their sternum (breastbone) with your knuckles or pinching their earlobe. Natasha Lavender, SELF, "What to Do if Your Friend Is Passed Out Drunk," 26 Feb. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'breastbone.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of breastbone

before the 12th century, in the meaning defined above

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Statistics for breastbone

Last Updated

15 Jul 2019

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Time Traveler for breastbone

The first known use of breastbone was before the 12th century

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More Definitions for breastbone



English Language Learners Definition of breastbone

: a flat, narrow bone in the middle of the chest to which the ribs are connected


breast·​bone | \ ˈbrest-ˈbōn How to pronounce breastbone (audio) \

Kids Definition of breastbone

: a flat narrow bone in the middle of the chest to which the ribs are connected


breast·​bone | \ ˈbres(t)-ˈbōn, -ˌbōn How to pronounce breastbone (audio) \

Medical Definition of breastbone

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More from Merriam-Webster on breastbone

Rhyming Dictionary: Words that rhyme with breastbone

Spanish Central: Translation of breastbone

Nglish: Translation of breastbone for Spanish Speakers Encyclopedia article about breastbone

Comments on breastbone

What made you want to look up breastbone? Please tell us where you read or heard it (including the quote, if possible).


to form ideas or theories about something

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