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yt·tri·um
 yttrium
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- pronunciation:
- I
tri
 m
- features:
- Word Combinations (noun)
| part of speech: |
noun |
| definition: |
a metallic chemical element that has thirty-nine protons in each nucleus and that occurs as a trivalent ion. (symbol: Y)
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| derivation: |
yttric (adj.) |
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