deuterium

deuterium
deuterium 1933, coined by U.S. chemist Harold C. Urey, with Mod.L. ending, from Gk. deuterion, neut. of deuterios "having second place." So called because it is twice the mass of hydrogen.

Etymology dictionary. 2014.

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  • Deuterium — Deutérium Hydrogène 2 table General Nom, Symbole deutérium, 2H Neutrons 1 Protons 1 …   Wikipédia en Français

  • deutérium — [ døterjɔm ] n. m. • 1934; de deutér(o) et ium ♦ Phys., chim. Élément atomique (D; no at. 1; m. at. 2), isotope stable de l hydrogène, appelé aussi hydrogène lourd, et dont le noyau (⇒ deuton) contient un proton et un neutron. Le deutérium,… …   Encyclopédie Universelle

  • deuterium — Symbol: D Atomic weight: 2 A hydrogen atom which has but one proton and neutron. Deuterium makes up about 0.015% of all natural hydrogen. Chemical properties are like that of normal hydrogen, though somewhat slower …   Elements of periodic system

  • Deuterium — См. Дейтерий Термины атомной энергетики. Концерн Росэнергоатом, 2010 …   Термины атомной энергетики

  • deuterium — DEUTÉRIUM s.n. v. deuteriu. Trimis de LauraGellner, 13.09.2007. Sursa: DN …   Dicționar Român

  • deuterium — ► NOUN Chemistry ▪ a stable isotope of hydrogen with a mass approximately twice that of the usual isotope. ORIGIN Latin, from Greek deuteros second …   English terms dictionary

  • deuterium — ☆ deuterium [do͞o tir′ē əm, dyo͞otir′ē əm ] n. [ModL: see DEUTERO & IUM] a hydrogen isotope used in nuclear reactors, accelerators, etc.: symbol, D; at. wt., 2.0141: see HEAVY WATER …   English World dictionary

  • Deuterium — Hydrogen 2 Full table General Name, symbol deuterium, 2H or D Neutrons 1 …   Wikipedia

  • Deuterium — Strukturformel Allgemeines Name Deuterium Andere Namen …   Deutsch Wikipedia

  • Deutérium — Hydrogène 2 table Général Nom, Symbole deutérium, 2H Neutrons 1 Protons 1 Donn …   Wikipédia en Français

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