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ni·tro·gen
 nitrogen
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- pronunciation:
- naI
tr
jn
- features:
- Word Explorer
| part of speech: |
noun |
| definition: |
a gas with no color or smell that is one of the chemical elements. Nitrogen makes up about eighty percent of the earth's atmosphere, and it is also found in all living things. (symbol: N)
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| related words: |
manure |
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| derivation: |
nitrogenous (adj.) |
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