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Control rod
noun
Definitions
Noun
- 1 Any of a number of steel tubes, containing boron or other neutron absorber, that are inserted into the core of a nuclear reactor in order to control its rate of reaction.
"Holonym: nuclear reactor"
- 2 a steel or aluminum rod that can be moved up or down to control the rate of the nuclear reaction wordnet
See also for "control rod"
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