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heavy water

noun

Definition of heavy water

  1. 1 :  the compound D2O composed of deuterium and oxygen —called also deuterium oxide

  2. 2 :  water enriched in deuterium

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First Known Use of heavy water

1933

Medical Dictionary

heavy water

noun

Medical Definition of heavy water

  1. 1:  the compound D2O composed of deuterium and oxygen—called also deuterium oxide

  2. 2:  water having a higher-than-usual proportion of deuterium among its hydrogen atoms

Learn More about heavy water

  1. See words that rhyme with heavy water Britannica.com: Encyclopedia article about heavy water

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