heavy hydrogen

noun

either of the heavy isotopes of hydrogen, especially deuterium.
deuterium.

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Origin of heavy hydrogen

First recorded in 1930–35

Words nearby heavy hydrogen

heavy eye, heavy going, heavy hand, with a, heavy heart, with a, heavy hitter, heavy hydrogen, heavy ion, heavy lifting, heavy metal, heavy middleweight, heavy mineral oil
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for heavy hydrogen

  • 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

Medical definitions for heavy hydrogen

heavy hydrogen

n.

deuterium
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for heavy hydrogen

heavy hydrogen

See deuterium.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.