deutéroncommon nounSyllable DecompositiondeutéronEtymologyexpandDefinitions1. Deuterium nucleus, composed of one neutron and one proton.physiqueexpand2. Deuterium cation 2H+, formally consisting of a hydrogen-2 nucleus (one proton and one neutron) that has lost its single electron.chimieexpandSynonymdeutonPluraldeutéronsAnagramdétourneTranslationsenglish:deuteron