barium meal

noun

a preparation of barium sulphate, which is opaque to X-rays, swallowed by a patient before X-ray examination of the upper part of the alimentary canal

Words nearby barium meal

barium carbonate, barium chloride, barium chromate, barium enema, barium hydroxide, barium meal, barium oxide, barium peroxide, barium stearate, barium sulfate, barium sulfide