Deuterium Definition
do͝o-tîrē-əm, dyo͝o-
noun
A hydrogen isotope used in nuclear reactors, accelerators, etc.: symbol, D; at. wt. 2.0141
Webster's New World
Synonyms:
Other Word Forms of Deuterium
Noun
Singular:
deuterium
Plural:
deuteriumsOrigin of Deuterium
Coined by Harold Urey, an American chemist, from Ancient Greek δεύτερος (deuteros, “second”) + -ium.
From Wiktionary
deuter(o)– –ium
From American Heritage Dictionary of the English Language, 5th Edition
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