Medical Dictionary
2 ENTRIES FOUND:

deuterium

noun deu·te·ri·um \d(y)ü-ˈtir-ē-əm\

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
April 01, 2015
diapause Hear it
a period of physiological dormancy
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