Burn: The process of undergoing fission (analogous to burning a fossil fuel) or otherwise becoming denatured in the reactor core.
Burnable absorber, burnable poison: A neutron absorber included in the fuel which progressively disappears and compensates for the loss of reactivity…
Burnup: Measure of thermal energy released by nuclear fuel relative to its mass, typically Gigawatt days per tonne of fuel (GWd/t).
Calandria: (in a PHWR reactor) a cylindrical reactor vessel which contains the heavy water moderator. It is penetrated from end to…
CANDU: CANadian Deuterium Uranium reactor, moderated and cooled by heavy water (except for the ACR design, which is cooled by…