NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,128 terms related to cancer and medicine.
We offer a widget that you can add to your website to let users look up cancer-related terms. Get NCI’s Dictionary of Cancer Terms Widget.
- oral contraceptive pill
- listen (OR-ul KON-truh-SEP-tiv ...)
- A pill used to prevent pregnancy. It contains hormones that block the release of eggs from the ovaries. Most oral contraceptives include estrogen and progestin. Also called birth control pill.