deuterium oxide

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noun Chemistry.

heavy water.

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Origin of deuterium oxide

First recorded in 1930–35

Words nearby deuterium oxide

deuteragonist, deuteranopia, deuterate, deuteride, deuterium, deuterium oxide, deutero-, deuterocanonical, deuterocanonical books, deuterogamy, deuteromycete

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use deuterium oxide in a sentence

From that, they extracted the ratio of the number of deuterium atoms to the number of hydrogen atoms.
Are Comets the Origin of Earth’s Oceans?|Matthew R. Francis|December 14, 2014|DAILY BEAST
They found that there are roughly 1,900 hydrogen atoms for each deuterium atom in the water on Comet 67P.
Are Comets the Origin of Earth’s Oceans?|Matthew R. Francis|December 14, 2014|DAILY BEAST
However, even that ginormous difference still shows about three times the amount of deuterium than we see on our planet.
Are Comets the Origin of Earth’s Oceans?|Matthew R. Francis|December 14, 2014|DAILY BEAST
One chemical test involves measuring the relative amount of deuterium in water.
Are Comets the Origin of Earth’s Oceans?|Matthew R. Francis|December 14, 2014|DAILY BEAST

For example, a common type of meteorite has similar mineral content to Earth, but a lot less deuterium.
Are Comets the Origin of Earth’s Oceans?|Matthew R. Francis|December 14, 2014|DAILY BEAST
Reddish and yellowish sandy clay, coloured by oxide of iron, and used as pigments by the natives.
Narrative of a Survey of the Intertropical and Western Coasts of Australia] [Volume 2 of 2]|Phillip Parker King
Blew in two faces & got good looking ore seamed with a black incrustation, oxide of something, but what could not determine.
Cabin Fever|B. M. Bower
The properties of ammoniacal solutions of silver oxide are in entire agreement with this conception.
The Elements of Qualitative Chemical Analysis, vol. 1, parts 1 and 2.|Julius Stieglitz
It is, in fact, on account of this property, that potassium oxide is decomposed by water.
The Elements of Qualitative Chemical Analysis, vol. 1, parts 1 and 2.|Julius Stieglitz
The oxide, K2O, is decomposed by neutralizing hydrogen ions formed by the primary ionization of water.
The Elements of Qualitative Chemical Analysis, vol. 1, parts 1 and 2.|Julius Stieglitz

British Dictionary definitions for deuterium oxide

deuterium oxide

noun

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

Scientific definitions for deuterium oxide

deuterium oxide

See under heavy water.