Nipple which is turned inwards rather than sticking out.
Found on http://www.cancerhelp.org.uk/utilities/glossary/index.htm?search=i
The turning inward of the nipple. Usually a congenital condition, but, if it occurs where it has not previously existed, it can be a sign of breast cancer. ... (09 Oct 1997) ...
Found on http://www.mondofacto.com/facts/dictionary?inverted+nipple
A nipple that turn inwards and is retracted into the breast. The cause could be a congenital anomaly or it could be the cause of a cancerous growth within the breast. Broader term(s): Nipple
Found on http://www.pregnology.com/AZ/I/4
An inverted nipple (occasionally invaginated nipple) is a condition where the nipple, instead of pointing outward, is retracted into the breast. In some cases, the nipple will be temporarily protruded if stimulated, but in others, the inversion remains regardless of stimulus. Women and men can have inverted nipples. ==Causes== The most common caus
Found on http://en.wikipedia.org/wiki/Inverted_nipple
No exact match found