heavy hydrogen

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noun

either of the heavy isotopes of hydrogen, especially deuterium.

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His boss, whom he admires, is waiting to meet with him about the big project.

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Origin of heavy hydrogen

First recorded in 1930–35

Words nearby heavy hydrogen

heavy-handed, heavy hand, with a, heavy-hearted, heavy heart, with a, heavy hitter, heavy hydrogen, heavy ion, heavy-laden, heavy lifting, heavy metal, heavy middleweight

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

How to use heavy hydrogen in a sentence

Now a complete list of your uranium-refining plants, your military reactors, heavy-water and heavy-hydrogen plants, and so on.
The Galaxy Primes|Edward Elmer Smith

British Dictionary definitions for heavy hydrogen

heavy hydrogen

noun

another name for deuterium

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 heavy hydrogen

heavy hydrogen

See deuterium.