nitrogen
noun Usage: often attributive Etymology: French nitrogène, from nitre niter + -gène -gen Date: 1794 a colorless tasteless odorless element that as a diatomic gas is relatively inert and constitutes 78 percent of the atmosphere and that is a constituent of organic compounds found in all living tissues — see element table • nitrogenous adjective

New Collegiate Dictionary. 2001.

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  • 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

  • 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,… …   English World dictionary

  • Nitrogen — carbon ← nitrogen → oxygen ↑ N ↓ P …   Wikipedia

  • nitrogen — /nuy treuh jeuhn/, 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… …   Universalium

  • nitrogen — n. Chem. a colourless tasteless odourless gaseous element that forms four fifths of the atmosphere and is an essential constituent of proteins and nucleic acids. Usage: Symb.: N. Phrases and idioms: nitrogen cycle the interconversion of nitrogen… …   Useful english dictionary

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