deuterium

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noun deu·te·ri·um \ dü-ˈtir-ē-əm also dyü- \

Definition of deuterium

:an isotope of hydrogen that has one proton and one neutron in its nucleus and that has twice the mass of ordinary hydrogen symbol D called also heavy hydrogen

Recent Examples of deuterium from the Web

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Origin and Etymology of deuterium

New Latin, from Greek deuteros second


Medical Dictionary

deuterium

play
noun deu·te·ri·um \ d(y)ü-ˈtir-ē-əm \

medical Definition of deuterium

:an isotope of hydrogen that has one proton and one neutron in its nucleus and that has twice the mass of ordinary hydrogen called also heavy hydrogen

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