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Hasil cari dari kata atau frase: promethium (0.00925 detik)
Found 1 items, similar to promethium.
English → English (WordNet)
Definition: promethium
promethium
n : a soft silvery metallic element of the rare earth group
having no stable isotope; was discovered in radioactive
form as a fission product of uranium [syn:
Pm,
atomic number 61
]
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