nitrogen

nitrogen
nitrogen [nī′trə jən]
n.
[Fr nitrogène: so named (1790) by J. A. Chaptal (1756-1832), Fr chemist < Gr nitron (see NITER) + Fr -gène, -GEN, because niter resulted when it was sparked with oxygen in the presence of caustic potash]
a colorless, tasteless, odorless, gaseous chemical element forming nearly four fifths of the atmosphere: it is a component of all proteins and nucleic acids: symbol, N; at. no., 7: see the periodic table of elements in the Reference Supplement

English World dictionary. . 2014.

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  • nitrogen(I) — nitrogen(I) …   English syllables

  • nitrogen(II) — nitrogen(II) …   English syllables

  • nitrogen(IV) — nitrogen(IV) …   English syllables

  • Nitrogen-13 — Full table General Name, symbol Nitrogen 13,13N Neutrons 6 Protons 7 …   Wikipedia

  • nitrogen — s.m. (chim.) Azot. – Din fr. nitrogène. Trimis de cata, 21.02.2002. Sursa: DEX 98  NITROGÉN s. v. azot. Trimis de siveco, 13.09.2007. Sursa: Sinonime  nitrogén s. m. (sil. tro ); simb. N …   Dicționar Român

  • Nitrogen — Ni tro*gen (n[imac] tr[ o]*j[e^]n), n. [L. nitrum natron + gen: cf. F. nitrog[ e]ne. See {Niter}.] (Chem.) A colorless nonmetallic element of atomic number 7, tasteless and odorless, comprising four fifths of the atmosphere by volume in the form… …   The Collaborative International Dictionary of English

  • nitrogen — Symbol: N Atomic number: 7 Atomic weight: 14.0067 Colourless, gaseous element which belongs to group 15 of the periodic table. Constitutes nitrogen78% of the atmosphere and is an essential part of the ecosystem. Nitrogen for industrial purposes… …   Elements of periodic system

  • Nitrogen — (kvælstof) er et grundstof med atomnummer 7 i det periodiske system. Farveløs gas, findes blandt andet i Jordens atmosfære som frit N2 molekyle …   Danske encyklopædi

  • nitrogen — (n.) 1794, from Fr. nitrogène, coined 1790 by French chemist Jean Antoine Chaptal (1756 1832), from comb. form of Gk. nitron sodium carbonate (see NITRO (Cf. nitro )) + Fr. gène producing, from Gk. gen giving birth to (see GEN (Cf. gen)). The gas …   Etymology dictionary

  • nitrogen — nȉtrogēn m DEFINICIJA kem., v. dušik ETIMOLOGIJA nitro + gen …   Hrvatski jezični portal

  • nitrogen — ► NOUN ▪ a colourless, odourless, relatively unreactive gaseous chemical element, forming about 78 per cent of the earth s atmosphere. DERIVATIVES nitrogenous adjective …   English terms dictionary

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