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Definition of breastbone noun from the Oxford Advanced Learner's Dictionary

breastbone

noun

/ˈbrestbəʊn/

/ˈbrestbəʊn/

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the long flat bone in the chest that the seven top pairs of ribs are connected to synonym sternumTopics Bodyc2

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See breastbone in the Oxford Advanced American Dictionary

Check pronunciation: breastbone

Nearby words

adverb

From the Word list

B1

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