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:
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Other Word Forms of Deuterium

Noun

Singular:
deuterium
Plural:
deuteriums

Origin 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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