protium
Americannoun
noun
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The most abundant isotope of hydrogen, having an atomic mass of 1. Its nucleus consists of a single proton.
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See more at hydrogen
Etymology
Origin of protium
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The Staff discussed this and has assigned you to original research for the finding of a better method of the extraction of protium from the ore.
From City of Endless Night by Hastings, Milo M. (Milo Milton)
I had previously reported to the Chemical Staff that I had found means to increase materially the extraction percentage of the precious element protium from the crude imported ore.
From City of Endless Night by Hastings, Milo M. (Milo Milton)
"What do you say about this protium ore?" he asked; "will you be able to solve the problem?"
From City of Endless Night by Hastings, Milo M. (Milo Milton)
Even in my exalted position as head of the protium works I could not learn where the submarine docks or the passage to them was located.
From City of Endless Night by Hastings, Milo M. (Milo Milton)
There is but one thing you can do for us and that is to find some way to get word of the protium mines to the authorities of the World State.
From City of Endless Night by Hastings, Milo M. (Milo Milton)
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
