deuteriumnoun [ U ]
uk/dʒuːˈtɪə.ri.əm/us/dʒuːˈtɪə.tɪr.əm/specializedan isotope of hydrogen that is twice the mass of ordinary hydrogen:
The nucleus of a deuterium atom contains a proton and a neutron.
Thesaurus: synonyms and related words
Chemical elements
- alkali metal
- antimony
- calcium
- carbonic
- carbonic acid
- cesium
- cl
- graphene
- lithium
- molybdenum
- nickel
- quicksilver
- sodium
- strontium
- sulphur
- transition metal
- tungsten
- urea
- vanadium
- zinc
See more results »