cesium 137

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noun Chemistry.

the radioactive cesium isotope with mass number 137 and a half-life of 33 years: used for gamma irradiation of certain foods and for radiation therapy.

Nearby words

  1. cesarevitch,
  2. cesarian,
  3. cesca chair,
  4. cesena,
  5. cesium,
  6. cesky terrier,
  7. cespitose,
  8. cess,
  9. cessation,
  10. cessative

Also called radiocesium.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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