Reactor

Reactor can mean:

• Bioreactor, any device or system that supports a biologically active environment.
• Chemical reactor, a device for containing and controlling a chemical reaction
• Nuclear reactor, a device for containing and controlling a nuclear reaction
• Fusion reactor, a device for containing and controlling a fusion power reaction
• An inductor (possessing reactance) in an electrical power grid
• The reactor pattern, a design pattern used in concurrent programming
• Reactor (arcade game), an arcade game created by Gottlieb
• Reactor, Inc., a defunct interactive entertainment company founded by Mike Saenz
• Reactor (Havok), a physics simulation engine
• Re-ac-tor, a 1981 album by Neil Young and Crazy Horse