Definition of sweat gland
: a simple tubular gland of the skin that excretes perspiration, is widely distributed in nearly all parts of the human skin, and consists typically of an epithelial tube extending spirally from a minute pore on the surface of the skin into the dermis or subcutaneous tissues where it ends in a convoluted tuft
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Merriam-Webster unabridged
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Time Traveler for sweat gland
The first known use of sweat gland was in 1845
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