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be·ryl·li·um
 beryllium
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- pronunciation:
- b
rI
li
m
- features:
- Word Combinations (noun), Word Explorer
| part of speech: |
noun |
| definition: |
a chemical element of the alkaline-earth group that has four protons in each nucleus and occurs in pure form as a hard, light, gray solid, chiefly used in alloys with copper and in aerospace material. (symbol: Be)
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