Definition of intercostal in English:


Line breaks: inter|cos¦tal
Pronunciation: /ˌɪntəˈkɒst(ə)l


  • Situated between the ribs: the fifth left intercostal space
    More example sentences
    • The diaphragm electrode was inserted at the ventral end of the seventh or eighth intercostal space.
    • There were 3 smaller satellite lesions occupying the left first, fifth, and eighth intercostal spaces.
    • Referral to a subspecialist also may be considered for patients who have more generalized pain related to irritation of a thoracic or intercostal nerve root.


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  • A muscle situated between the ribs.
    More example sentences
    • Three days later, the diaphragm and parasternal intercostals contained numerous inflammatory cells and necrotic muscle fibers.
    • Since publication of this study, there has not been an adequate explanation of the role of the internal intercostals and the external intercostals during breathing.
    • When he stood up his respiration was maintained by his intercostals.




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