Deuterium
[djuː'tɪərɪəm] or [djʊ'tɪrɪəm]
Definition
(noun.) an isotope of hydrogen which has one neutron (as opposed to zero neutrons in hydrogen).
Checker: Willa--From WordNet
[djuː'tɪərɪəm] or [djʊ'tɪrɪəm]
(noun.) an isotope of hydrogen which has one neutron (as opposed to zero neutrons in hydrogen).
Checker: Willa--From WordNet