Element
yttrium Audio
yt·tri·um [ ih-tree-uhm ]
More Information:
ChemID; DailyMed; DrugInfo; PDR
Definitions related to yttrium:
  • A metal of the rare earth group of elements. A radioactive form of yttrium may be attached to a monoclonal antibody or other molecule that can locate and bind to cancer cells and be used to diagnose or treat some types of cancer.
    NCI Dictionary of Cancer Terms
    U.S. National Cancer Institute, 2021
  • An element of the rare earth family of metals. It has the atomic symbol Y, atomic number 39, and atomic weight 88.91. In conjunction with other rare earths, yttrium is used as a phosphor in television receivers and is a component of the yttrium-aluminum garnet (YAG) lasers.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
  • An element with atomic symbol Y, atomic number 39, and atomic weight 88.91.
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
  • Element of the rare earth family of metals, atomic symbol Y, atomic number 39; used a phosphor in television receivers and as a component of the yttrium aluminum garnet (YAG) lasers.
    CRISP Thesaurus
    National Institutes of Health, 2006
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