clinical studyListen to pronunciation(KLIH-nih-kul STUH-dee)A type of research study that tests how well new medical approaches work in people. These studies test new methods of screening, prevention, diagnosis, or treatment of a disease. Also called clinical trial.More InformationClinical Trials Information for Patients and CaregiversSearch NCI's Dictionary of Cancer TermsStarts withContainsBrowse:ABCDEFGHIJKLMNOPQRSTUVWXYZ#