nitrogen

UK:^*^*UK and possibly other pronunciationsUK and possibly other pronunciations/ˈnaɪtrədʒən/US:USA pronunciation: IPA and respellingUSA pronunciation: IPA/ˈnaɪtrədʒən/ ,USA pronunciation: respelling(nī′trə jən)

ni•tro•gen /ˈnaɪtrədʒən/USA pronunciation n. [uncountable]

Chemistrya colorless, odorless, gaseous element that makes up about four-fifths of the earth's atmosphere and is found in animal and vegetable tissues.

ni•trog•e•nous /naɪˈtrɑdʒənəs/USA pronunciation adj.

ni•tro•gen (nī′trə jən),USA pronunciation n. [Chem.]

a colorless, odorless, gaseous element that constitutes about four-fifths of the volume of the atmosphere and is present in combined form in animal and vegetable tissues, esp. in proteins: used chiefly in the manufacture of ammonia, nitric acid, cyanide, explosives, fertilizer, dyes, as a cooling agent, etc. Symbol: N;
at. wt.: 14.0067;
at. no.: 7;
density: 1.2506 g/l at 0°C and 760 mm pressure.

French nitrogène. See nitro-, -gen
1785–95

Collins Concise English Dictionary © HarperCollins Publishers::

nitrogen /ˈnaɪtrədʒən/ n

a colourless odourless relatively unreactive gaseous element that forms 78 per cent (by volume) of the air, occurs in many compounds, and is an essential constituent of proteins and nucleic acids: used in the manufacture of ammonia and other chemicals and as a refrigerant. Symbol: N; atomic no: 7; atomic wt: 14.00674; valency: 3 or 5; density: ¹⁄₂₅₀₆ kg/m³; melting pt: –210.00°C; boiling pt: –195.8°C

'nitrogen' also found in these entries (note: many are not synonyms or translations):

acid rain - afterdamp - air - alfalfa - aza- - azine - base - catalytic converter - cellulose nitrate - decompression sickness - earth - fix - fixation - fixed - free - glutamic acid - guncotton - Haber process - hydrogen bond - leaf mould - leguminous - light bulb - liquid air - liquid oxygen - N - nitric - nitric oxide - nitride - nitrify - nitrification - nitrogen cycle - nitrogen dioxide - nitrogen fixation - nitrogenize - nitrogen monoxide - nitrogen mustard - nitrogenous - nitrous - nodule - producer gas - pyridine - radiocarbon dating - root nodule - secondary - tertiary - thiazine - thiazole - triazine - aeroembolism - agenize

In Lists: Uncountable nouns, Gases, Elements in the periodic table, more...

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nitrogen