axilla

play
noun ax·il·la \ ag-ˈzi-lə , ak-ˈsi- \

Definition of axilla

plural axillae play \-(ˌ)lē, -ˌlī\ or axillas
:the cavity beneath the junction of a forelimb and the body; especially :armpit

Origin and Etymology of axilla

Latin, diminutive of ala wing, upper arm, armpit, axil — more at aisle


Medical Dictionary

axilla

play
noun ax·il·la \ ag-ˈzil-ə , ak-ˈsil- \

medical Definition of axilla

plural axillae play \-(ˌ)ē, -ˌī\ or axillas
:the cavity beneath the junction of the arm or anterior appendage and shoulder or shoulder girdle containing the axillary artery and vein, a part of the brachial plexus of nerves, many lymph nodes, and fat and areolar tissue; especially :armpit


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