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protium
[ proh-tee-uhm, -shee-uhm ]
noun
, Chemistry.
- the lightest and most common isotope of hydrogen. : 1 H
protium
/ ˈprəʊtɪəm /
noun
- the most common isotope of hydrogen, having a mass number of 1
protium
/ prō′tē-əm,-shē-əm /
- The most abundant isotope of hydrogen, having an atomic mass of 1. Its nucleus consists of a single proton.
- See more at hydrogen
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Word History and Origins
Origin of protium1
C20: New Latin, from proto- + -ium
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Example Sentences
Nor did he possess any great knowledge of the protium mines, for he had never visited them.
From Project Gutenberg
I was immediately installed in my new office, as Director of the Protium Works.
From Project Gutenberg
I was prevented from doing this immediately by difficulties in the Protium Works.
From Project Gutenberg
We had supposed you would have been told when you were assigned to the protium research.
From Project Gutenberg
That is one reason I am so interested in this protium on which you chemists are working.
From Project Gutenberg
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