Axilla (also known as Armpit, Underarm): Area of the human body underneath the SHOULDER JOINT, also known as the armpit or underarm.

NIH MeSH · D001365Anatomy

Axilla

Also known asArmpit · Underarm

Definition

Area of the human body underneath the SHOULDER JOINT, also known as the armpit or underarm.

MeSH classification

A01.378.800.090

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Related concepts

Arm

The superior part of the upper extremity between the SHOULDER and the ELBOW.

Common questions about Axilla

What does Axilla mean in medicine?

Area of the human body underneath the SHOULDER JOINT, also known as the armpit or underarm. This definition is taken from the National Library of Medicine's MeSH (Medical Subject Headings) 2026 release, which is the standard vocabulary used to index PubMed and most medical literature.

Is Axilla known by any other names?

Yes. Axilla is also referred to as Armpit, Underarm in different clinical, research and patient-facing contexts. The MeSH descriptor groups all of these synonyms under a single canonical concept so research and records stay consistent.

Where does Axilla sit in the medical classification?

Axilla falls under the broader medical category "Anatomy" in the MeSH hierarchy (tree numbers: A01.378.800.090). Browsing the related concepts on this page takes you to neighbouring topics in the same branch of medicine.

Where can I get a plain-language explanation of Axilla?

For a plain-language explanation of Axilla - including symptoms, treatments and what it means for an Indian patient - ask GoDavaii's Health AI. It works in 22+ Indian languages, is free and needs no signup. Tap "Ask GoDavaii AI about Axilla" above.

Source: NIH MeSH 2026 (D001365) — National Library of Medicine, public domain. View official MeSH record ↗