Dictionary
8 ENTRIES FOUND:

reactor

noun re·ac·tor \rē-ˈak-tər\

physics : a large device that produces nuclear energy

Full Definition of REACTOR

1
:  one that reacts
2
:  a device (as a coil, winding, or conductor of small resistance) used to introduce reactance into an alternating-current circuit
3
a :  a vat for an industrial chemical reaction
b :  a device for the controlled release of nuclear energy (as for producing heat)

First Known Use of REACTOR

1890

reactor

noun re·ac·tor \rē-ˈak-tər\   (Medical Dictionary)

Medical Definition of REACTOR

1
:  one that reacts: as a :  a chemical reagent b :  an individual reacting to a stimulus c :  an individual reacting positively to a foreign substance (as in a test for disease) <reactors to tuberculin>
2
a :  a piece of equipment in which a chemical reaction and especially an industrial chemical reaction is carried out b :  a device for the controlled release of nuclear energy (as for producing heat)

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