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heavy water

 

Definition: 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 oxide

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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