What part of the body does "axill/o" refer to?

The term "axill/o" refers specifically to the underarm area, which is the region beneath the shoulder joint where the arm connects to the torso. In medical terminology, the prefix "axilla" is used frequently to describe conditions, procedures, and anatomical references related to the underarm. This area is clinically significant, as it contains lymph nodes and vessels that can be important for diagnoses and treatments, particularly in fields such as oncology and surgery. The use of "axill/o" in medical terms helps healthcare professionals accurately identify and communicate about conditions or treatments involving this particular region of the body.