'deuterium' definitions:

Definition of 'deuterium'

(from WordNet)
noun
An isotope of hydrogen which has one neutron (as opposed to zero neutrons in hydrogen) [syn: deuterium, heavy hydrogen]

Definition of 'deuterium'

From: Elements
  • Symbol: D
  • Atomic Weight: 2 A hydrogen atom which has but one proton and neutron. Deuterium makes up about 0.015% of all natural hydrogen. Chemical properties are like that of normal hydrogen, though somewhat slower.

Words containing 'deuterium'