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deuterium oxide

American  

noun

Chemistry.
  1. heavy water.


deuterium oxide British  

noun

  1. another name for heavy water

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

deuterium oxide Scientific  
  1. See under heavy water


Etymology

Origin of deuterium oxide

First recorded in 1930–35

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

By 1942, the British knew that Germany had chosen heavy water, or deuterium oxide, to moderate atom-splitting chain reactions to produce bomb-grade plutonium.

From New York Times

Large amounts of heavy water, or deuterium oxide, at that time was only made at the Norsk Hydro facility in Rjukan, Telemark.

From BBC

It was handicapped by the flight and murder of Jewish scientists but suffered most gravely from a decision by the physicist Werner Heisenberg to use heavy water, deuterium oxide, instead of graphite, as a so-called moderator in the production of bomb-grade uranium.

From New York Times

Prized for its purity, Norwegian heavy water, or deuterium oxide, is used as a coolant in nuclear reactors and to produce plutonium, an ingredient in nuclear bombs.

From Time Magazine Archive

First and most obvious heavy hydrogen compound is deuterium oxide�heavy water.

From Time Magazine Archive