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promethium

/prə'miθiəm/

Synonyms of promethium Antonyms of promethium Examples of promethium Usage of promethium Parts of promethium Definition that contains promethium Words sounding like promethium Explanation of promethium

noun
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
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Similar:

atomic number 61 pm

type of:
metal metallic element

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