Definition that contains barium sulfate
- cadmium yellow pigment of cadmium sulfide and barium sulfate varying in hue from lemon yellow to orange
- gi series diagnostic tests of the alimentary canal; usually involves inserting a contrast medium (such as barium sulfate) and taking an X-ray
- barium enema enema in which a contrast medium (usually barium sulfate) is injected into the rectum and X-rays are taken to search for lesions