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deuterium

deu·te·rium

UK/djuːˈtɪəɹɪəm/ US/dʒuːˈtɪəɹɪəm/ rare

noun

1.

an isotope of hydrogen which has one neutron (as opposed to zero neutrons in hydrogen)

Synonyms

Origin

From deutero- + -ium. Coined by American physical chemist Harold Urey, from Ancient Greek δεύτερος (deúteros, “second”).

Phrases

  • deuterium bottleneck
  • deuterium oxide
  • heavy water

Related words

Word family

Broader terms

WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.