Nitrogen

//ˈnaɪ.tɹə.d͡ʒən// noun

Definitions

Noun
  1. 1
    The chemical element with an atomic number of 7 and atomic weight of 14.0067. It is a colorless and odorless gas. uncountable

    "Holonyms: dinitrogen, N₂, nitrogen (loose sense)"

  2. 2
    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 wordnet
  3. 3
    Molecular nitrogen (diatomic nitrogen), N₂, a colorless, odorless gas at room temperature, which constitutes most of air (78% of it). uncountable

    "Meronyms: nitrogen (strict sense), N"

  4. 4
    A specific nitrogen atom within a chemical formula, or a specific isotope of nitrogen. countable

    "The two nitrogens are located next to one another on the ring."

Etymology

Borrowed from French nitrogène (coined by French chemist and physician Jean-Antoine Chaptal in 1790). By surface analysis, nitro- + -gen. See also niter.

Next best steps

Mini challenge

Unscramble this word: nitrogen