nitrogen
nit·ro·gen
noun
1.
a common nonmetallic element that is normally a colorless odorless tasteless inert diatomic gas; constitutes 78 percent of the atmosphere by volume; a constituent of all living tissues
Origin
Borrowed from French nitrogène (coined by French chemist and physician Jean-Antoine Chaptal in 1790). By surface analysis, nitro- + -gen. See also niter.
Phrases
- carbon-nitrogen cycle
- carbon-nitrogen-oxygen cycle
- lean nitrogen oxide trap
- liquid nitrogen
- nitrogen balance
- nitrogen cycle
- nitrogen dioxide
- nitrogen fixation
Related words
Word family
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Parts
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.