NCI Dictionary of Cancer Terms

  • Resize font
  • Print
  • Email
  • Facebook
  • Twitter
  • Google+
  • Pinterest

The NCI Dictionary of Cancer Terms features 7,989 terms related to cancer and medicine.

Browse:
penis
(PEE-nis)
An external male reproductive organ. It contains a tube called the urethra, which carries semen and urine to the outside of the body.