NCI Dictionary of Cancer Terms

The NCI Dictionary of Cancer Terms features 8,614 terms related to cancer and medicine.

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birth control
(berth kun-TROLE)
The use of drugs, devices, or surgery to prevent pregnancy. There are many different types of birth control. These include barrier methods to keep sperm from fertilizing the egg, hormone methods, intrauterine devices (IUDs), and surgery to close the fallopian tubes in women or close off the two tubes that carry sperm out of the testicles in men. Also called contraception.