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nouna grey tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals; used in filaments for its ready emission of electrons
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Definition that contains hafnium
- george charles hevesy de hevesy Hungarian chemist who studied radioisotopes and was one of the discoverers of the element hafnium (1885-1966)
- hevesy Hungarian chemist who studied radioisotopes and was one of the discoverers of the element hafnium (1885-1966)