- 1. n. a radioactive metallic element that is similar to tellurium and bismuth; occurs in uranium ores but can be produced by bombarding bismuth with neutrons in a nuclear reactor Source: wordnet
- 2. A supposed new element, a radioactive substance discovered by M. and MMe. Curie in pitchblende. It is closely related chemically to bismuth. It emits only alpha rays and is perhaps identical with radium F. Source: webster
- 3. A supposed new element, a radioactive substance discovered byM. and MMe. Curie in pitchblende. It is closely related chemically tobismuth. It emits only alpha rays and is perhaps identical withradium F. Source: adambom
- 4. n:100 n. a radioactive metallic element that is similar to tellurium and bismuth; occurs in uranium ores but can be produced by bombarding bismuth with neutrons in a nuclear reactor Source: ecdict
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