gynecomastia

noun

1. (US, countable, uncountable)Excessive development of breasts in men, resembling the breast development in women.

   “But probably the primary reason for gynecomastia in adult onset is drugs—and these are not illegal drugs.”

   “Fitness coach Powell was awake and talking throughout the procedure last month at the Cardiff branch of Signature Clinic, a cosmetic surgery group which for the past year has averaged 100 gynecomastia patients a month across its six locations in UK and Ireland.”