A reactor in which the fission chain reaction is sustained primarily by slow neutrons, and hence requiring a moderator (as distinct from Fast Neutron Reactor)
A reactor in which the fission chain reaction is sustained primarily by slow neutrons (as distinct from Fast Neutron Reactor)
a nuclear reactor in which nuclear fissions are caused by neutrons that are slowed down by a moderator
A reactor in which the fission chain reaction is sustained primarily by slow or thermal neutrons