Definition of axilla in English:


See synonyms for axilla on

nounplural noun axillae/akˈsilē/

  • 1Anatomy
    The space below the shoulder through which vessels and nerves enter and leave the upper arm; a person's armpit.

    ‘The T2 nerve root controls the palms on either side and the T4 nerve root controls the axilla and armpit.’
    • ‘A holosystolic murmur that may radiate to the axilla, the upper sternal borders or the subscapular region is apparent on physical examination.’
    • ‘Extremities showed tenderness over the right shoulder and axilla.’
    • ‘Although outbreaks can occur almost anywhere, the axillae, web spaces between fingers, and flexor surfaces of the wrists are the most common areas.’
    • ‘The nurse preps the patient's breast, chest, axilla, and upper arm with the surgeon's solution of choice and drapes the patient to expose these areas.’
    1. 1.1Botany An axil.
      ‘Basal branches emerged from lower axillas and developed earlier.’
      • ‘In coconut palms, egg-laying occurs at the axillas of the leaves.’



/akˈsilə/ /ækˈsɪlə/


Early 17th century from Latin, diminutive of ala ‘wing’.