Radium

noun

/ˈɹeɪ.dɪ.əm/

Word Frequency: 1.5

Definitions

1.nounThe chemical element (symbol Ra) with an atomic number of 88. It is a soft, shiny and silvery radioactive alkaline earth metal.

2.nounA type of cloth woven from silk or synthetic yarn, often with a shiny appearance.

3.verbTo treat (a tumour, etc.) with radium.

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