Definition of intercostal in English:


Pronunciation /ˌin(t)ərˈkästəl/ /ˌɪn(t)ərˈkɑstəl/


  • Situated between the ribs.

    ‘the fifth left intercostal space’
    • ‘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.’
    • ‘A left posterolateral thoracotomy was performed in the 5th intercostal space.’
    • ‘There were extremely large and tortuous intercostal arteries.’


  • A muscle situated between the ribs.

    ‘Fold your left leg over your right knee and cross over with your elbows to hit the transverse abdominus, intercostals and obliques.’
    • ‘Another name for something similar to Tietze's syndrome is costal chondritis, which is the inflammation of the intercostals between the ribs.’