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control rod

Syllabification: con·trol rod

Definition of control rod in English:

noun

A rod of a neutron-absorbing substance used to vary the output power of a nuclear reactor.
Example sentences
  • The valve includes a valve body for closing or opening the control path; a control rod; and a rod passage receiving the control rod.
  • The critical factor here is the setting of the rear control rod, which checks the toe-in.
  • Replacing the water heater's magnesium corrosion control rod with one made of aluminum or another metal may improve the situation.

Definition of control rod in:

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