nitrogen
Pronunciation: /ˈnaɪ.tɹə.d͡ʒən/
The English word “nitrogen” has 3 meanings listed here.
noun
- The chemical element (symbol N) with an atomic number of 7 and atomic weight of 14.0067. It is a colorless and odorless gas.
- Molecular nitrogen (diatomic nitrogen), N₂, a colorless, odorless gas at room temperature, which constitutes most of air (78% of it).
- A specific nitrogen atom within a chemical formula, or a specific isotope of nitrogen.
Etymology
Borrowed from French nitrogène (coined by French chemist and physician Jean-Antoine Chaptal in 1790). By surface analysis, nitro- + -gen. See also niter.
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More English words
- nitrofuran
- nitrofurantoin
- nitrofurazone
- nitrogelatin
- nitrogen balance
- nitrogen cycle
- nitrogen dioxide
- nitrogen fixation
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Definitions are from Wiktionary, extracted by Kaikki.org, and are available under the CC BY-SA 4.0 licence.