Definition of axillary in English:



  • 1Anatomy
    Relating to the armpit or a corresponding part.

    ‘enlargement of the axillary lymph nodes’
    • ‘We compared the findings in these lymph nodes with lymph nodes obtained from axillary and inguinal dissections during surgical procedures.’
    • ‘There were ipsilateral matted axillary lymph nodes, and the overlying skin showed peau d' orange.’
    • ‘The anterior landmark for the axillary site corresponded with the articulation of the third rib and sternum.’
    • ‘Bone marrow and axillary lymph node biopsies both contained mixed cellularity Hodgkin lymphoma.’
    • ‘Biopsy sites included cervical, mediastinal, supraclavicular, axillary, and inguinal lymph nodes, as well as masses of the cecum, stomach, colon, oropharynx, and eyelid.’
  • 2Botany
    In or growing from an axil.

    ‘axillary buds’
    Often contrasted with terminal
    • ‘Three main aspects of vegetative development were investigated: the quantity of primary growth; the number and nature of developing axillary shoots; and meristem death.’
    • ‘These branches grow out from orthotropic epicormic buds that apparently originate from the axillary meristems in the main stem.’
    • ‘In contrast, buds in axillary positions on 1-year-old long shoots differentiated less often into a floral bud.’
    • ‘This line appeared to be suitable to study in more detail the local consequences of enhanced cytokinin production in axillary meristems.’
    • ‘They have more leaves and axillary shoots and more leaf surface area per plant than do seedlings from the other two subspecies.’


  • Feathers growing from the axilla.

    • ‘The underwing linings and axillaries are pale beige.’
    • ‘In flight, black axillaries contrast with white under-wing coverts.’
    • ‘The characters used to distinguish N. w. immaculatus (larger, blacker, lacking white mottling on the underparts and white barring in the remiges, axillaries, and wing coverts; Mayr 1949) are negated by the variation in our specimens.’
    • ‘In flight, they can be distinguished from the Peregrine Falcon by their more rounded wingtips and dark axillaries and coverts, which make for distinctive field marks from below.’