NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 7,863 terms related to cancer and medicine.
Browse the dictionary by selecting a letter of the alphabet or by entering a cancer-related word or phrase in the search box.
- pleural effusion
- listen (PLOOR-ul eh-FYOO-zhun)
- An abnormal collection of fluid between the thin layers of tissue (pleura) lining the lung and the wall of the chest cavity.