Chem.
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. Also called radiocesium .
Chem.
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. Also called radiocesium .
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012