1. A small nuclear fission reactor that can be manufactured at scale (reducing construction time and cost compared to traditional nuclear reactors); typically providing less than about 300 MW of electrical power per unit (or 1 GW of heat)
   "The country invested in small modular reactors to diversify its energy portfolio";
   - SMR

Derived forms: small modular reactors

Type of: nuclear reactor, reactor

Encyclopedia: Small modular reactor