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D________
Definitions
an isotope of hydrogen which has one neutron (as opposed to zero neutrons in hydrogen)
Word origin
From deutero- + -ium. Coined by American physical chemist Harold Urey, from Ancient Greek δεύτερος (deúteros, “second”).
Used in a sentence
“Heavy water is "heavy" because it contains deuterium.”
“There were about 80 deuteriums for every million protiums, and virtually no tritium.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer0 curated clues
No curated clues for deuterium yet.