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Noun: nitrogen  nI-tru-jun
  1. A common nonmetallic element that is normally a colourless odourless tasteless inert diatomic gas; constitutes 78 percent of the atmosphere by volume; a constituent of all living tissues
    - N, atomic number 7

Derived forms: nitrogens

Type of: chemical element, element, gas

Part of: air

Encyclopedia: Nitrogen

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