Pronunciation: (PROS-tayt)

A gland in the male reproductive system. The prostate surrounds the part of the urethra (the tube that empties the bladder) just below the bladder, and produces a fluid that forms part of the semen.

Source: NCI Dictionary of Cancer Terms

Caption: Anatomy of the male reproductive and urinary systems, showing the prostate, testicles, bladder, and other organs.

Date last modified: 2006-01-04