Our Gynecomastia Main Article provides a comprehensive look at the who, what, when and how of Gynecomastia

Definition of Gynecomastia

Gynecomastia: Excessive development of the male breasts. Temporary enlargement of the breasts is not unusual or abnormal in boys during adolescence or during recovery from malnutrition. Gynecomastia may be abnormal as, for example, in Klinefelter's syndrome.

Picture of male on the left with no gynecomastia and the male on the right with gynecomastia


Last Editorial Review: 8/28/2013

Search MedTerms:



Back to MedTerms online medical dictionary A-Z List
Pill Identifier Tool

Need help identifying pills and medications?
Use the pill finder tool on RxList.


STAY INFORMED

Get the Latest health and medical information delivered direct to your inbox!