| 释义 |
deuterium oxide
deuterium oxiden. Water in which deuterium replaces hydrogen, D2O, isolated for use as a moderator in certain nuclear reactors.deuterium oxide n (Elements & Compounds) another name for heavy water Thesaurus| Noun | 1. | deuterium oxide - water containing a substantial proportion of deuterium atoms, used in nuclear reactorsheavy watermoderator - any substance used to slow down neutrons in nuclear reactors |
deuterium oxide
deuterium oxide[dü′tir·ē·əm ′äk‚sīd] (inorganic chemistry) heavy water deuterium oxide
heav·y wa·terD2O; water in which the hydrogen atoms are deuterium, or heavy hydrogen (2H), with physical properties that differ noticeably from those of ordinary water; an elevated presence will cause a decrease in metabolic activity; used as a moderator in nuclear reactors because of its capacity to absorb neutrons. Synonym(s): deuterium oxidedeuterium oxideAn isotope of water in which hydrogen has been displaced by its isotope deuterium. Its properties differ from ordinary water in that it has higher freezing and boiling points and is incapable of supporting life. CAS # 7789-20-0 Synonym: heavy waterSee also: deuteriumAcronymsSeeD2Odeuterium oxide
Synonyms for deuterium oxidenoun water containing a substantial proportion of deuterium atoms, used in nuclear reactorsSynonymsRelated Words |