Definition: The pigmented area surrounding the nipple. The size, shape, and color will vary from woman to woman and it will darken during pregnancy and lactation.
Pronunciation: ah-ree-oh-la
Alternate Spellings: aureola
By Melissa Kotlen Nagin, About.com Guide
Updated April 21, 2009
About.com Health's Disease and Condition content is reviewed by the Medical Review Board
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