deuterium
noun
\
Definition of deuterium
— called also heavy hydrogen
Examples of deuterium in a Sentence
Recent Examples on the Web
The resulting increase in deuterium ratios lines up well with what archaeologists saw in animal fat residues from the period. — Kiona N. Smith, Ars Technica, "Archaeologists use ancient dirty dishes to reconstruct climate shifts," 13 Aug. 2018 And data on how ratios of hydrogen and its heavier cousin, deuterium, vary in water by altitude and season will be crucial for understanding the history of water on Mars, says Ehlmann. — Nisha Gaind, Scientific American, "Mars Probe Poised to Solve Red Planet’s Methane Mystery," 26 Apr. 2018 The ratio of deuterium (an isotope of hydrogen with a proton and a neutron in its nucleus, instead of just a proton) to other hydrogen isotopes in those fats can reveal information about the ancient climate. — Kiona N. Smith, Ars Technica, "Archaeologists use ancient dirty dishes to reconstruct climate shifts," 13 Aug. 2018 Since hydrogen and deuterium have identical shapes but different vibrational frequencies, the results again suggested that our noses could indeed detect vibrations. — Tim Folger, Discover Magazine, "How Quantum Mechanics Lets Us See, Smell and Touch," 24 Oct. 2018 Universes with a weaker weak force would have stars with more deuterium, which is a hydrogen atom with an extra neutron within its nucleus. — Charles Q. Choi, Space.com, "Why Alternate Universes Might Also Host Life Around their Stars," 26 Sep. 2018 Meanwhile any object less than 13 Jupiter masses should fail to trigger deuterium fusion and thus would be a planet. — Nola Taylor Redd, Scientific American, "It’s Full of Stars: New 3-D Milky Way Map Could Settle Debate over Who Discovered the First Exoplanet," 20 Apr. 2018 In any case, the reason to differentiate them isn't burning deuterium. — Sophie Weiner, Popular Mechanics, "Are Brown Dwarfs Planets or Failed Stars?," 24 Mar. 2018 The nuclear fuel used in the Alcator C-Mod previously contained just two types of ions, deuterium and hydrogen. — Jay Bennett, Popular Mechanics, "MIT Achieves Breakthrough in Nuclear Fusion," 28 Aug. 2017These example sentences are selected automatically from various online news sources to reflect current usage of the word 'deuterium.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for deuterium
deuterium
noun
\
Medical Definition of deuterium
— called also heavy hydrogen
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