- heavy water
- noun Date: 1933 1. the compound D2O composed of deuterium and oxygen — called also deuterium oxide 2. water enriched in deuterium
New Collegiate Dictionary. 2001.
heavy water
Look at other dictionaries:
heavy water — water in which hydrogen atoms have been replaced by deuterium, used chiefly as a coolant in nuclear reactors. Also called deuterium oxide. [1930 35] * * * or deuterium oxide Water composed of two atoms of deuterium (D; a heavy isotope of… … Universalium
Heavy water — Water containing a significantly greater proportion of heavy hydrogen (deuterium) atoms to ordinary hydrogen atoms than is found in ordinary (light) water. Heavy water is used as a moderator in some reactors because it slows neutrons… … Energy terms
heavy water — n. water composed of heavy isotopes of hydrogen or oxygen, or of both; esp., deuterium oxide, D2O, which is water composed of ordinary oxygen and deuterium … English World dictionary
heavy water — n 1) the compound D2O composed of deuterium and oxygen called also deuterium oxide 2) water having a higher than usual proportion of deuterium among its hydrogen atoms * * * a compound analogous to water but containing deuterium, the mass two… … Medical dictionary
Heavy water — См. Тяжелая вода Термины атомной энергетики. Концерн Росэнергоатом, 2010 … Термины атомной энергетики
Heavy water — Not to be confused with hard water or tritiated water. Deuterium oxide IUPAC name … Wikipedia
heavy water — noun water containing a substantial proportion of deuterium atoms, used in nuclear reactors • Syn: ↑deuterium oxide • Hypernyms: ↑moderator * * * ˈheavy water 7 [heavy water] noun … Useful english dictionary
heavy water — sunkusis vanduo statusas T sritis chemija formulė D₂O atitikmenys: angl. heavy water rus. тяжелая вода … Chemijos terminų aiškinamasis žodynas
heavy water — sunkusis vanduo statusas T sritis fizika atitikmenys: angl. heavy water vok. schweres Wasser, n; Schwerwasser, n rus. тяжёлая вода, f pranc. eau lourde, f … Fizikos terminų žodynas
heavy water — sunkusis vanduo statusas T sritis apsauga nuo naikinimo priemonių apibrėžtis D₂o, vanduo, kuriame vietoje paprastų vandenilio atomų yra sunkieji vandenilio izotopai – deuterio atomai. Sunkiojo vandens tankis 1,104 g/cm³, lydymosi temperatūra… … Apsaugos nuo naikinimo priemonių enciklopedinis žodynas
heavy water — sunkusis vanduo statusas T sritis ekologija ir aplinkotyra apibrėžtis Deuterio oksidas (D₂O) – bespalvis skystis, kuriame vietoje paprastų vandenilio atomų yra sunkieji vandenilio izotopai – deuterio atomai. Jame lėčiau vyksta cheminės reakcijos … Ekologijos terminų aiškinamasis žodynas
