reactor Hear it!

reactor definition

re·ac·tor (-tər)

noun

  1. a person or thing that reacts or undergoes a reaction
  2. nuclear reactor
  3. Elec. a device, as a coil or capacitor, inserted in a circuit to introduce reactance
  4. Med. a person or animal having a positive reaction to a particular foreign substance

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.