Armpit
Emergence definition
The armpit is the hollow area under the junction of the arm and shoulder, a region that contains sweat glands and is a characteristic feature of the human body, building upon the properties of the arm and skin.
Wiktionary senses
Historical origin
Prerequisite chain
Neighborhood
Prerequisites
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The armpit is the hollow area under the junction of the arm and shoulder
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The armpit contains sweat glands in the skin