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gal·li·um
 gallium
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- pronunciation:
- gae
li
 m
- features:
- Word Combinations (noun)
| part of speech: |
noun |
| definition: |
a silvery metal chemical element that has thirty-one protons in each nucleus, usu. forms a trivalent ion, and is often used in pure form in high-temperature thermometers because it melts at just above room temperature and remains liquid up to 1983 degrees Celsius. (symbol: Ga)
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