a rare, radioactive, metallic chemical element of the lanthanide series, atomic number 61, which was first produced artificially in a nuclear reactor and is present in trace amounts as a fission product in uranium ores, haruldaste muldmetallide hulka kuuluv radioaktiivne keemiline element, järjenr 61
a rare, radioactive, metallic chemical element of the lanthanide series, atomic number 61, which was first produced artificially in a nuclear reactor and is present in trace amounts as a fission product in uranium ores, haruldaste muldmetallide hulka kuuluv radioaktiivne keemiline element, järjenr 61
a rare, radioactive, metallic chemical element of the lanthanide series, atomic number 61, which was first produced artificially in a nuclear reactor and is present in trace amounts as a fission product in uranium ores, haruldaste muldmetallide hulka kuuluv radioaktiivne keemiline element, järjenr 61
prométhium . EKI terminibaas Esterm. Eesti Keele Instituut, Sõnaveeb 2026. https://sonaveeb.ee/search/unif//esterm/prom%C3%A9thium/1/fra (19.06.2026)
