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barium sulfate Audio
bar·i·um sul·fate [ bayr-ee-um sul-fayt ]
More Information:
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Definitions related to barium sulfate:
  • A compound used as an x-ray contrast medium that occurs in nature as the mineral barite. It is also used in various manufacturing applications and mixed into heavy concrete to serve as a radiation shield.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • The sulfate salt of barium, an alkaline, divalent metal. Barium sulfate is quite insoluble in water, and is used as a radiopaque agent to diagnose gastrointestinal medical conditions. Barium sulfate is taken by mouth or given rectally. (NCI04)
    NCI
    U.S. National Cancer Institute, 2021
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