Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Noun: cesium 137
Usage: N. Amer (elsewhere: caesium 137)
  1. A radioactive isotope of cesium used in radiation therapy
    - caesium 137 [Brit, Cdn]

Type of: atomic number 55, caesium [Brit, Cdn], cesium [N. Amer], Cs

Encyclopedia: Cesium 137