| The Columbia Encyclopedia, Sixth Edition. 2001-07. |
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| pimple |
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| small pointed elevation of the skin that may or may not contain pus. The formation of pimples is frequently associated with infection, irritation, or overactivity of the sebaceous and sweat glands. Repeated eruptions of pimples are often termed acne. |
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| | | The Columbia Encyclopedia, Sixth Edition. Copyright © 2007 Columbia University Press. |
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