Ablator Absorber Absorber (solar) Accelerator-driven Transmutation Technology, ADTT Accumulation hydroelectric power plant Accumulator (thermal) Active solar systems Activity Aerodynamic shape Agricultural waste Alcoholic fermentation Alpha particle Alpha radiation Anaerobic fermentation Anemometer Aneutronic fusion Angle of attack Annual coefficient of utilization Atmosphere Atom Atomic number

Bagasse Base load power plant Beaufort scale Becquerel, Bq Beryllium, Be Beta radiation Betatron Binary cycle geothermal power plant Binding energy Bio-oil Biodiesel Biofuel Biogas Biogas station Biomass Biorefinery Black liquor Blanket Boiling Water Reactor, BWR Bonded chemical energy Bootstrap current Boron, B Breakeven Bremsstrahlung

CANDU (Canada Deuterium Uranium) CNO cycle Cadmiu, Cd Caesium, Cs Carbon bond energy Central solenoid Central tower solar power plant Chlorophyll Cladding Classical stellarator Closed cycle Cogeneration plant Cold (bubble) fusion Collective behaviour Combustible biomass Combustion Compressed air energy storage Concave mirror Concentric solar collector Condensation Confinement time Containment Control (regulating) rod Coolant Cooling towers Copper, Cu Cosmic radiation Coulomb force Critical mass Critical state Cross-flow (Banki-Michell) turbine Cross-section Cryopump Cryostat Curie, Ci Current drive

D-T fusion Dam Decay series Dendromass Detector Deuterium Dewar flask (thermos) Diagnostics Digester Direct drive Disruption Divertor Dose Dosimeter Double-null-divertor Drag turbine Dry distillation

Earth Earth core Earth crust Earth mantle Eddy currents Edge Localised Mode, ELM Einstein equation Elastic scattering Electric charge Electric current Electron Electron Cyclotron Resonance Heating, ECRH Electron excitation Electron temperature Electronvolt, eV Electrostatic confinement Electrostatic repulsive force Energetic electrons Energetic plants Enrichment Equivalent dose Esterification Evaporation External heating

Fast Breeder Reactor, FBR Fast Neutron Reactor, FNR Fast breeder reactor Fast ignition Fast neutron Fault lines Ferromagnetic Figure 8 stellarator Final geological repository First wall Fission Fission chain reaction Fission products Fixed bed generator Flood Flow Fluidized bed generator Flywheel generator Focal point (focus) Francis turbine Fresnel lens Fuel assembly Fuel cell Fuel pellet Fuel rod Fumarole Fusion Fusion energy gain factor, Q Fusion power plant Fusion products Fusion reactor Fusor

Gadolinium, Gd Gamma radiation Gas turbine Gas-cooled Reactor, GCR Gasifying Gearbox Genetic modification Geothermal Geothermal energy Geothermal power plant Geothermal reservoir Geothermal system Geyser Glow discharge Graphite Gray, Gy Greenhouse Greenhouse effect Greenhouse gas Guide vanes (wicket gates)

H-mode Half-life Heat exchanger Heat transfer medium Heavy water Helias Helical coil Helical magnetic field Heliostat Heliotron Helium, He High Temperature Gas-cooled Reactor, HTGR High-Voltage Direct Current, HVDC Hohlraum Horizontal axis turbine Hormesis Hot spring Hydraulic head Hydroelectric power plant Hydrogen (thermonuclear) bomb Hydrogen, H Hydropower

INES (International nuclear and radiological event scale) Ignition Ignition temperature Impurities In-vessel coil Indirect drive Inelastic scattering Inertial confinement Infrared light Inherent safety Integrated photovoltaics Interim storage International Thermonuclear Experimental Reactor, ITER International atomic energy agency, IAEA Iodine, I Ion Ion Cyclotron Resonance Heating, ICRH Ion temperature Ionizing radiation Island divertor Isotope

Joule (ohmic) heat

Kaplan turbine Kelvin, K Kinetic energy

L-mode Landfill gas Larmor radius Laser Laser amplifier Lawson criterion Leaching Lead, Pb Lift turbine Light (sunbeam) Lignin Limiter Liquid hydrocarbons Lithium, Li Lithospheric plates Lorentz force Loss of coolant accident, LOCA Low-potential heat

Magma Magnetic coil Magnetic confinement Magnetic field Magnetic induction Magnetic mirror Magnetic surface Magneto-inertial fusion Manure Mass number Microwave Mirror Mixed oxide fuel (MOX fuel) Moderator Modular coils Modular stellarator Molten fluoride salts Molten salt thermal energy storage technology, MSES Monocrystal Muon fusion

Nacelle Nano-material Natural background radiation Neodymium-doped glass laser, Nd:glass Neutral Beam Injection, NBI Neutron Neutron flux Neutron multiplier Niobium-tin, Nb₃Sn Niobium-titanium, NbTi Nitrogen, N Nuclear (strong) force Nuclear accident Nuclear energy Nuclear fuel Nuclear power plant Nuclear reactions Nuclear reactor Nuclear safety Nucleon

Ocean Thermal Energy Conversion system, OTEC Ocean current Open cycle Organic Organic fertilizer Oxygen, O

P-N junction Parabolic dish collector (concentrator) Parabolic mirror Parabolic trough collector Particle accelerator Particle diffusion Particle loss Particle transport Passive solar systems Peak load power plant Pellet Pelton turbine Penstock Photon Photosensitivity Photosynthesis Photovoltaic cell (solar cell) Photovoltaic effect Photovoltaic farm Photovoltaic panel Phytomass Pinch effect Plasma Plasma core Plasma temperature Plasma-facing components Plutonium, Pu Poloidal coils Polycrystal Port Positron Potential energy Power output Precipitation Pressure energy Pressure vessel Pressurized Heavy Water Reactor, PHWR Pressurized Water Reactor, PWR Primary circuit Proton Proton-boron fusion Proton-proton chain (p-p chain) Pumped storage hydroelectric power plant Pyrolysis Pyrolytic gas

Quasineutrality Quench Quiescent H-mode

Racetrack stellarator Radiation Radiation embrittlement Radiation loss Radiative capture Radioactive decay Radioactive waste Radioactivity Radiocarbon dating Radionuclide Radon, Ra Rankine cycle Rare-earth Barium Copper Oxide, ReBCO Rayleigh-Taylor instabilities Reaction chamber Reactor core Reactor poisoning Reaktor Bolshoy Moshchnosti Kanalnyy, RBMK Receiver Reciprocating combustion engine Refuelling Rem Reprocessing Reservoir Revolutions per minute, rpm Runaway electrons Runner

Scientific breakeven Scram Scrape-off layer, SOL Secondary circuit Segner wheel Semiconductor Shaft Shut-off (emergency) rod Sievert, Sv Single-null-divertor Small hydroelectric power plant Sodium, Na Solar (thermal) collector Solar concentrator Solar farm Solar hot air collector Solar radiation Solar thermal power plant Solar updraft tower Speed of the wind Spent (burnt) fuel Spherical tokamak Spheromak Spillway Star Steam cycle Steam generator Stellarator Stirling engine Strobe effect Strontium, Sr Subcritical state Sun Superconductor Supercritical state Superheated water Supernova

Target Teller-Ulam design Tesla, T Thermal (slow) neutron Thermal efficiency Thermal shield Thermoelectric generator Thermonuclear Thermonuclear fusion (reaction) Theta pinch Thomson scattering laser Thorium, Th Tidal power plant Tidal stream generator Tide Tokamak Tokamak aspect ratio Tokamak major radius Tokamak minor radius Toroidal coils Torsatron Torus Transformer Transformer core Transmutation Trigeneration Triple alpha process Triple fusion product Tritium breeding Tritium, T Trombe wall Tungsten, W Turbulence

Ultraviolet light Uncontrolled fission reaction Uranium hexafluoride (hex) Uranium, U

Vacuum Vacuum pump Vacuum vessel Vertical axis turbine Visible light Vitrification Vodo-vodyanoi enyergeticheskiy reaktor, VVER Void coefficient Volcano

Water Water cycle Water pressure Water turbine Water turbine blades Wave power plant Wavelength Wind Wind farm Wind power plant Wind turbine Wind turbine blades Wind vane Windmill Wood briquettes Wood chips Wood gas Wood pellets

X-ray Xenon, Xe

Yellowcake

Z-pinch Zircalloy Zirconium, Zr Zoomass