<radiobiology> A device that can initiate and control a self-sustaining series of nuclear fissions, typically used for either research or the production of energy or nuclear weapons materials. ... (09 Oct 1997) ... Found on http://www.encyclo.co.uk/local/20973
<radiobiology> A device that can initiate and control a self-sustaining series of nuclear fissions, typically used for either research or the production of energy or nuclear weapons materials. ... (09 Oct 1997) ...