intercostobrachial nerve
noun
in·ter·cos·to·bra·chi·al nerve
ˌint-ər-ˌkäs-tō-ˌbrā-kē-əl- 
: a branch of the second intercostal nerve that crosses the axilla and supplies the skin of the inner and back part of the upper half of the arm
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“Intercostobrachial nerve.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/intercostobrachial%20nerve. Accessed 8 May. 2024.
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