Activation 01 : Radiation and Radiological Disasters. (also Radioactivation) The process of making a material radioactive by bombardment with neutrons, protons, or high energy photons
Jefferson Lab, Radiation Worker Glossary, Newport News, VA, USA 2007. http://www.jlab.org/div_dept/train/rad_guide/gloss ary.html, (Rad Sfty, Prot and Cont - Amer) {1005}